Best AI Ad Generators, Compared on Real Numbers

Every AI ad generator's pricing page shows a number that is not the number. The plan price buys credits, the credits buy generations, and a generation is not an ad you would actually put money behind. So we lined up six of these tools on nothing but their own published pricing, did the division they hope you will not do, and asked the question the category avoids: when is the honest answer that a small brand's money does not belong in paid ads at all?

$39/mo for 10 credits: AdCreative.ai Starter plan as published on its own site, checked August 2026

$39/mo for 100 credits: Creatify Starter plan; its free plan states 10 credits cover 2 video ads or 20 image ads, checked August 2026

$19/mo (billed yearly) for 1,300 credits: Predis.ai Core plan; credit table lists 15 credits per image and 200 credits per 8 seconds of video, checked August 2026

$14/mo for 50 generations: Pencil Core plan ($55/mo Growth, 250 generations), plus six free ads at signup, checked August 2026

$59/mo: Simplified Starter plan with 100 AI designs, 50 AI videos and 5 campaigns per month, checked August 2026

from $99/mo: QuickAds DIY Creatives tier with a $1 trial; per-unit volume not published, checked August 2026

$27.66: Average Facebook cost per lead, WordStream Facebook Ads Benchmarks 2025

$1.92: Average Facebook lead-generation cost per click, WordStream Facebook Ads Benchmarks 2025

~50 optimisation events in 7 days: Meta's published threshold for an ad set to exit the learning phase, Meta Business Help Centre

How this comparison works: published evidence only

Every fact here comes from each tool's own published pricing page or documentation, linked as we go, checked August 2026. We have not run campaigns through these tools and will not pretend otherwise: a vendor's own price sheet is the one document they cannot argue with. Two well-known names got cut by that rule. Arcads publishes no pricing page at all, and Madgicx's pricing page says "see price inside the app", so for both there is nothing public to compare.

Our own interest, declared before the table rather than after it. We build Synthopia, and it is deliberately not on the list, because it is not an ad generator: it composes whole organic campaigns from a brand's own photos, in that brand's voice, where these six generate ads from a URL, a template or a stock actor. Different job, different money. It also means the unit problem this piece is about is not a jab at anyone. Every tool in the category sells a number that needs dividing before it means anything, ours included, and we do that division on ourselves further down.

The six generators, side by side

All figures are from each vendor's own site, checked August 2026.

Free entry points, again from their own pages: Creatify's free plan gives 10 monthly credits with watermarked exports, Pencil lets you "create six ads through a guided experience, completely free", and AdCreative.ai runs a 7-day trial.

What one usable ad really costs, by each vendor's own numbers

Do the division the pricing pages leave to you. Creatify's free plan states 10 credits make "2 video ads or 20 image ads", so a video ad is about 5 credits and an image ad about half a credit; at Starter's $39 for 100 credits, that is roughly $1.95 a video ad and $0.20 an image ad. Predis.ai's credit table prices an image at 15 credits and standard video at 200 credits per 8 seconds; on Core's $19 for 1,300 credits, that is about $0.22 an image and $2.92 for 8 seconds of video. Pencil Core is a flat $14 for 50 generations, so $0.28 each. AdCreative.ai's Starter is $39 for 10 credits: $3.90 a credit, the steepest per-attempt price on the table.

Now the part nobody publishes: those are prices per attempt. If one generation in three survives your own taste, and for most owners that is generous, multiply everything by three before you call it the cost of an ad.

Hold ours to the same test. Synthopia sells credits too, ten cents each, 400 of them for $39 a month on Spark. What changes is the unit they buy: a three-minute brief comes back as a composed campaign, a 15-second reel with stills, a carousel and the copy for every channel, already cut per platform, rather than one more attempt at one more banner. Cheaper per attempt is not the claim. Fewer attempts is.

Static banners vs video ads: different tools, different money

The vendors' own credit tables tell you where the money goes. On Predis.ai, a static image is 15 credits and 8 seconds of video is 200, a 13x gap. On Creatify's free-plan conversion, video runs 10x the credit price of an image ad. That asymmetry should shape how you work: statics are cheap enough to iterate in volume, so test angles, offers and hooks as images first, then spend video money only on the one or two angles that already earned clicks as stills.

The boring cost nobody prices in is versioning. A "finished" ad still needs cutting for each placement: square, story, feed, banner. Some of these tools resize, some leave it to you. It is the same chore we built sized for every feed to kill on the organic side: one brief should come back already cut for every surface, not as homework.

When organic beats paid for a small brand

Here is the arithmetic the ad-tool category skips. Meta's Business Help Centre says an ad set generally needs around 50 optimisation events within 7 days to exit the learning phase. WordStream's Facebook Ads Benchmarks 2025 put the average cost per lead at $27.66, with lead-gen clicks averaging $1.92. Multiply the two published numbers and exiting learning at benchmark rates implies roughly $1,380 a week of spend. Below that, your ads sit in the volatile learning phase paying tuition indefinitely, and the cheap creative that got you excited is the smallest line on the bill.

So the honest verdict for a brand with a few hundred dollars a month: the creative tool was never the constraint, the media budget was. That money compounds better in owned channels, the same logic we walked through for delivery app ads vs owned content. Post consistently from your own photos first; buy reach once something already converts.

Where Synthopia fits, and who should pick one of these six

Synthopia fits a narrow case: no media budget worth optimising, a camera roll full of product and room photos, and a feed that still needs something on it every week. Spark is $39 a month and the 60 free credits at signup need no card and never expire, so run one campaign on your own photos before you spend another dollar on ad variants. What comes back is scheduled and published to the accounts you connect, which is the part most owners quietly drop once service gets busy.

Anyone actually buying media should pick one of the six instead, and the next section says which. A funded ad account eats variants: dozens of near-identical statics, scored and swapped weekly, which is what a per-generation tool with a pre-testing model is built for and what we are not. Same for actor-led video made for paid placements. We compared the wider field in best AI marketing tools for restaurants.

Verdict by situation

If you run real ad budget and burn through static variants, Predis.ai and Pencil are the cheapest per attempt on their own published numbers. If you want actor-led UGC-style video ads, Creatify is built for exactly that and prices it plainly. If you want pre-testing and an agency-flavoured pipeline, AdCreative.ai and QuickAds sell that, at the highest entry prices here. If one person does everything including scheduling, Simplified bundles the widest set for $59 a month. All six are genuinely good at what they price.