Review and comment analysis
Reads your reviews, ad comments, and survey answers in full and returns the language customers actually use: the objection that nearly lost the sale, the outcome they name unprompted, the proof they repeat.
Ad creative agency
The Ad Creative Agency That Turns Customer Insight Into Winning Ads
An ad creative agency is an outside team that researches your audience, writes the creative brief, and produces the ads. Selzee does the first two of those three jobs as software, using your own reviews, comments, and campaign data, and hands the brief to whoever produces best for you. You get the research and direction a retainer buys, in minutes rather than weeks, without the onboarding, the back-and-forth, or the knowledge walking out when the contract ends.
Key takeaways
- An agency retainer bundles six jobs: research, briefing, production, creator sourcing, iteration, and asset ops. Production has fallen sharply in price. Research has not, and it is the part that decides whether the rest works.
- Selzee replaces the research and briefing layers with software that reads your own customer evidence, then hands a brief to your team, a freelancer, or the agency you keep for production.
- The strategic reason to keep research in-house is that it compounds: the angle bank, the objection map, and the record of what already failed stay with you rather than leaving with the contract.
Why Ad Creative Makes or Breaks Your Campaigns
Creative is the highest-leverage variable left in a paid campaign. Nielsen's 2017 creative-effectiveness research credits creative, not targeting or media spend, with up to 89% of a digital ad's in-market success, and Meta's own research reaches the same conclusion about high-quality creative increasing ad ROI. Broad targeting and automated delivery moved the qualifying job into the ad itself: the hook decides who stops, the claim decides who self-identifies, and the proof decides who converts. The creative is now the targeting, which is why a weak argument cannot be rescued by a better media plan.
The cost of moving slowly on that decision rises every year. Facebook cost per lead rose almost 21% year over year in 2025, per WordStream's benchmarks, so a brief that sits unwritten for a week spends more budget on creative you already suspect is tired. That is the maths that sends teams looking for an ad creative agency in the first place: internal ideas have run dry, testing has stalled, and briefs read like guesswork. An agency genuinely fixes capacity and craft. What it rarely fixes is the input, because the research pass that should precede the work is the line item clients push back on hardest and the one agencies quietly shrink first.
Meanwhile the raw material sits unused. Marketing teams activate just 33% of their martech stack's capabilities, down from 42% in 2022, per Gartner, and customer reviews are the clearest example: an independent Forrester Total Economic Impact study found user-generated content delivers 400% ROI, a $4 return for every $1 invested. For a direct-to-consumer brand that means the sharpest ad copy you will run this quarter has probably already been written, by a customer, in a review nobody on the team has read. Brand consistency across channels gets easier from the same starting point, because when the ad, the email subject line, and the landing page headline all derive from one documented set of customer claims, they agree by construction rather than by policing a style guide.
How It Works: From Customer Data to a Launch-Ready Brief
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1
Connect the sources your customer evidence already lives in
Your review platform, your Shopify store, your Meta or TikTok ad account, your email tool. Nothing new to collect. Onboarding is measured in minutes rather than the two to four weeks a retained agency needs before it produces a single concept, because there is no discovery phase to run: the discovery material is already sitting in your systems.
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2
Selzee reads all of it, not a sample
A strategist skims the most recent thirty reviews because that is what a day allows. Software reads every one across every SKU, which is the difference between noticing a pattern and proving one. The rare, high-value signal, the objection that shows up in four percent of reviews and kills the sale every time, only surfaces at full coverage.
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3
Themes come back ranked, with the evidence attached
Hesitations, outcomes, speed-to-result claims, proof points, and switching stories, each ranked by frequency and each carrying the customer sentences it came from. You can see the raw quote behind every recommendation, so nothing has to be taken on trust.
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4
Pick the angle and get the brief
Choose the theme worth testing and Selzee writes the brief around it: the objection to answer in the opening line, the claim, the proof, the format, and the customer language to keep. This is the artifact an agency bills a retainer to produce, and the step where most in-house creative processes actually break.
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5
Your team, a freelancer, or a creator builds it
Selzee does not shoot the video or lay out the static. It decides what the asset should argue. Hand the brief to whoever produces best for you, which is what keeps production interchangeable and the thinking in-house.
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Feed the result back in
Log the winner and the loser against the claim each one made. The next round starts from a narrower hypothesis instead of a blank page, so the angle bank compounds rather than resetting every quarter. This is the loop an agency relationship rarely gives you, because the learning leaves when the contract does.
Core Features for High-Performing Ad Creative
Six capabilities, all on the research and direction side of the workflow. Selzee decides what the ad should argue. It does not render the file, and the section below is explicit about where that line sits.
Hooks pulled from customer language
Every hook arrives with the customer sentence behind it, ranked by how often that pattern shows up. Not template copy with your product name dropped in, which is what a generic model produces when it has never read your buyers.
Briefs a creative team can build from
A brief that names the objection to answer, the claim to lead with, the proof to attach, and the format it runs in. Your designer, editor, or creator starts from evidence instead of a blank page and a mood board.
Messaging angle discovery
Surfaces positioning your current creative is not using: the segment buying for a reason you never led with, the objection nobody answers, the comparison competitors leave open. This is what refills a testing slate that has run dry.
Performance signals tied back to the claim
Maps what already ran back to the argument it made, so a win is repeatable rather than lucky. You learn which claim earned the click, not just which asset had the better cost per acquisition.
Plugs into the stack you already run
Shopify, Meta Ads, TikTok Ads, Klaviyo, GA4, Google Sheets, and review platforms. No new system for your team to adopt, no creative strategist to onboard, no shared drive to keep in sync.
Bring a live product, a review export, or an ad that stopped working. We will run it in the session and show you the hooks, angles, and brief that come out, on your own data rather than a sample.
Request a DemoBuilt for Ecommerce: Catalogue-Scale Creative Direction
Ecommerce creative has a scale problem that agencies price poorly. A brand with eight SKUs can justify a brief per product. A brand with three hundred cannot, so the long tail runs on a template nobody researched, and the catalogue quietly becomes a rounding error in the ad account. Selzee is built for that shape: it extracts themes per product, so every SKU with reviews gets its own objection map and its own angle list, and creative for the tail becomes viable because the expensive part, the thinking, no longer scales linearly with headcount.
Being direct about the boundary: AI product photography, turning a product shot into a video ad, and generating a static from a webpage are real and useful capabilities, and they are not ours. Those belong to generator tools, and to agencies with a studio. Selzee sits upstream of all of them and decides what the shot should prove. That distinction matters commercially, because the two are priced as if they compete and they do not: a generator makes a weak argument look better, while research makes it a different argument. If your ads are well produced and still not converting, more production is the wrong purchase. The two camps are compared in detail on AI ad creation tools, and the generator-side option set is laid out on ad creative AI.
In practice a direct-to-consumer team runs this weekly. Monday: pull the themes from the reviews and comments that landed since the last pass. Tuesday: pick two angles, take the briefs, hand one to a designer and one to a UGC creator. The following week: read what won against the claim it made, and log the loser as a narrowed hypothesis rather than a dead file. That cadence is not achievable when research is a person reading reviews, which is precisely why most teams run it quarterly and then wonder why the account plateaus in between.
When Teams Reach for This Instead of a Retainer
You are about to sign a retainer
Run the research pass first. If the output tells you something about your buyers that the agency pitch did not, you now know which half of the retainer you actually need, and you can scope the engagement to production rather than paying for discovery twice.
Your agency produces well but the ideas repeat
The most common month-four failure is not craft, it is a spent angle bank. Feeding your agency a brief built from this quarter's reviews fixes the input rather than replacing the partner.
You brought creative in-house and briefs got worse
In-house teams usually lose the research function first, because it is the least visible part of what an agency was doing. This puts it back without a hire.
You are briefing creators, not designers
A UGC creator needs the opening line and the objection it defuses, not a brand deck. Handing over the customer's own phrasing produces a sharper script than any shot list.
You run a wide catalogue
Per-product theme extraction makes creative viable for a long tail of SKUs that could never justify an agency brief individually.
You need to defend a creative decision
Every recommendation traces to customer quotes, which turns a subjective review meeting into a conversation about evidence.
Audience Insights and Competitor Ad Intelligence
Audience insight built from evidence beats a persona built from demographics typed into a form. Selzee groups your buyers by how they behave in their own words: the one who needs the durability objection answered, the one comparing you against a cheaper alternative, the one who bought as a gift and cared about nothing you led with. Each segment arrives with the phrasing those customers used, which is what makes it usable as creative direction rather than as a slide in an onboarding deck. Sarah Levinger, Founder of Tether Insights, names the habit that separates the teams doing this well: “I wish more brands would use the data they have and start analyzing for emotional insights instead of just transactions.”
On competitors, the useful read is the argument, not the layout. What claim are they making, which objection are they answering, and which one are they leaving open for you. Public sources make this available to anyone willing to look: the Meta Ad Library and TikTok's Creative Center both show live creative without a subscription. Mirella Crespi, CEO of Creative Milkshake, describes the step most teams skip between looking and shipping: “There is a method to the madness of actually looking through creatives, taking those learnings from your competitor's research, and then turning it into something that you can actually execute. This is what we call the creative analysis stage of research.” The full workflow is on competitor ads analysis.
One honest limit, because this SERP is full of the opposite claim: Selzee does not score an unpublished ad for predicted conversion rate or brand recall. Predicting the performance of creative that has never run, from a file alone, is not a problem anyone has solved reliably, and a confident number there is a sales feature rather than a measurement. What Selzee does instead is more defensible and more useful: it maps what already ran back to the claim it made, so you learn which argument earned the click and which one your audience ignored. That is a real feedback loop rather than a forecast.
AI Ad Creative vs Traditional Creative Agencies
Three ways to get ad creative made. They fail in different places, and the honest answer for most growing brands is a combination rather than a winner.
| Dimension | Creative agency | Freelancers / in-house | Selzee |
|---|---|---|---|
| Time to first output | Weeks. Discovery, kickoff, and a first concept round before anything runs. | Days, once you have briefed them well. The brief is usually the bottleneck. | Same session. The research material is already in your systems. |
| Cost shape | Monthly retainer or per-asset. Research is bundled and rarely itemised. | Per project, plus your own time writing the brief. | Credit-based subscription. The research and briefing layer only. |
| Depth of customer research | Real, at the start. Tends to shrink after the onboarding phase. | Whatever you hand them. Usually a product page and a brand deck. | Every review and comment, every pass, with the quotes attached. |
| Production craft | The main reason to hire one. Taste, direction, and a bench you cannot build quickly. | Varies widely, and consistency is the hard part. | None. Selzee produces no assets, only the direction behind them. |
| Scaling across a catalogue | Expensive per SKU, so the long tail gets a template. | Limited by hours available. | Per-product themes, so the tail gets researched too. |
| Where the learning ends up | With the agency. It leaves when the contract does. | Scattered across briefs and Slack threads. | With you, as an angle bank and objection map that compounds. |
| Enterprise and multi-market campaigns | The strongest option. Cross-channel expertise, compliance, and dedicated teams. | Hard to coordinate at scale. | Feeds the agency better inputs rather than replacing that coordination. |
Choose an agency when you need craft, capacity, and cross-channel coordination you cannot staff. Choose software when your ads are well made and still not working, because that is a direction problem. The hybrid most growing brands land on is to keep research and briefing in-house and buy production outside, which is also the arrangement that keeps the production partner interchangeable.
The Test That Settles Agency or Software
Take your last twenty ads and sort the failures into two piles. Pile one is ads that failed on execution: the idea was sound, the cut was slow, the hook landed at three seconds instead of one, the design was noisy. Pile two is ads that failed on the idea: cleanly produced, well shot, arguing something your buyers do not care about. If pile one is bigger, hire the agency, because craft and capacity are exactly what a retainer buys and no software will supply them. If pile two is bigger, a retainer will get you better-looking versions of the same wrong argument at a higher monthly cost, and the money belongs on research you keep. Most teams that run this exercise honestly find pile two is larger than they expected, because execution failures are visible in a review meeting and idea failures are not.
"Agencies are worth paying for craft you cannot staff. What they should not be selling you is the research pass, because that one compounds, and if it lives at your agency you are renting the most valuable thing about your own customers."
Who Uses Selzee Instead of Hiring Out
Growth managers, performance marketers, creative strategists, and founders running paid social and email programmes, typically switching from manual review mining, a spreadsheet of pasted quotes, a Notion doc nobody updates, or a generic AI tool that never learned anything about their customers. The reported pattern after switching is consistent: briefs get clearer because they carry a named objection and the language behind it, turnaround gets faster because the reading is already done, and the question of why an ad won has an answer with evidence attached. We are gathering named customer stories and will publish time-saved and win-rate figures once those results are verified, rather than quoting numbers or logos we cannot yet stand behind.
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Research that took a strategist days happens in a session, so testing cadence stops being limited by reading time.
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Briefs carry a named objection and the customer language behind it, so creative review is about evidence rather than taste.
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The angle bank grows as new reviews arrive, instead of resetting to the same three ideas every quarter.
Pricing Plans for Every Team Size
Credit-based, with the same full feature set on every plan, so the only thing that changes between tiers is how much work you run through it. Credits meter the research, concepting, and analysis you actually run, which is why there is no unlimited tier. Compare it against the thing it replaces rather than against other software: an agency research pass bills more than any tier here, and a strategist spending a day a week reading reviews is the bigger line item on most teams. That cost is just hidden in a calendar instead of on an invoice.
Solo & individuals
From $150/mo
From 60,000 credits / month
SMBs
From $300/mo
From 125,000 credits / month
Most popular
Enterprise
From $1,500/mo
From 600,000 credits / month
Enterprise sits at the top of the same credit model rather than being a separate product. New signups get 2,000 free credits with no card required, which is enough to run a real research pass and judge the output before you commit to anything.
Ad Creative Agency: FAQ
01 Is Selzee an ad creative agency? +
No. An agency is people who research, brief, and produce your ads. Selzee is software that does the research and briefing, then hands the brief to whoever produces for you: your in-house team, a freelancer, a UGC creator, or the agency you keep for production. The distinction matters because it is the research layer, not the production layer, that decides whether an ad works.
02 What does an ad creative agency cost compared to this? +
Agencies price as a monthly retainer or per asset, and the range is wide enough that a headline number is meaningless without knowing what is bundled. The useful question is what the fee buys in each of the six areas a retainer covers: research, briefing, production, creator sourcing, iteration, and asset ops. Selzee prices only the first two as a credit-based subscription, so you can scope an agency to production and stop paying for discovery twice.
03 What counts as a credit? +
Credits meter the work you run: a research pass across a review set, a concepting round, an analysis of campaign performance. Every plan carries the same features, so a higher tier buys more monthly volume rather than unlocking capabilities. There is no unlimited tier, because unlimited would either be metered somewhere you cannot see or priced for the heaviest user in the cohort.
04 How many people on my team can use it? +
Plans are built around segments, individual, SMB, and larger teams, rather than charging per seat for the same work. The practical constraint is the credit allowance on your plan, not how many people log in, which suits creative and media teams where several people need the same research output.
05 Which integrations are supported? +
Shopify, Meta Ads, TikTok Ads, Klaviyo, GA4, Google Sheets, review platforms, and Slack. The point is that Selzee reads sources your team already runs rather than asking you to start a new collection process, so there is no migration and no new system to adopt.
06 Can I try it before paying, and what about refunds? +
New signups get 2,000 free credits with no card required, which is the intended way to evaluate it: run a real research pass on your own reviews and judge the output before any money changes hands. There is no long-term contract. For billing questions on an existing subscription, contact support directly. Note that promotional credits carry no cash value and are not redeemable or refundable, as set out in the terms.
07 Does Selzee produce the actual ads? +
No, and this is deliberate. Selzee does not shoot video, generate product photography, or lay out statics. It decides what the asset should argue and writes the brief. Keeping production separate is what lets you use whichever designer, editor, or creator produces best for your brand without changing the thinking behind the work.
08 When should I still hire an agency? +
When you need craft, capacity, or cross-channel coordination you cannot staff, particularly for enterprise or multi-market campaigns where compliance and dedicated teams matter. Sort your last twenty ads by whether they failed on execution or on the idea. Execution failures point to an agency. Idea failures point to research, and a retainer will produce better-looking versions of the same wrong argument.
09 How much does Selzee cost? +
Credit-based and simple: from $150/mo for Solo & individuals, from $300/mo for SMBs, and from $1,500/mo for Enterprise, with the same features on every plan. New signups get 2,000 free credits, no card required.
See How Selzee Replaces Your Next Creative Agency Brief
We will run it on your own reviews and campaign data and show you exactly which hooks, briefs, and angles come out for your brand, so you can judge the output on your products before you commit to an agency contract.
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