Comparison

AI Thumbnail Maker HOOK PRO vs Four Keeps

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AI Thumbnail Maker HOOK PRO

Features
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Turn your video title into a scroll-stopping thumbnail in seconds. Just paste a title and let AI design click-worthy covers for you, no editing skills needed. Hook writes a punchy headline AND art-directs the whole image, then scores and ranks every result so the best one shows first. Pick your niche, add your face, tweak it, and export in stunning quality. WHY CREATORS USE HOOK - Get more views, clicks, and subscribers with covers built to stop the scroll - No design skills required, no learning curve, no complicated tools - AI writes the headline and designs the image for you - Make a pro-level cover in seconds, not hours - Every generation gives you multiple options, ranked best-first by AI BUILT FOR EVERY VIDEO - Made for YouTube, Shorts, TikTok, Reels, Twitch, and podcasts - Pick a niche: gaming, vlog, tech, reaction, tutorial, or your own custom topic - Choose from a curated library of eye-catching visual styles ADD YOUR FACE - Drop in a selfie and we cut out the subject right on your device - Position and style your face for that authentic creator look FULL CONTROL - Edit the AI headline, layout, and colors to match your brand - Fine-tune everything with a simple, fast editor - Export in up to 4K, completely watermark-free - No subscription and no hidden fees, ever HOW IT WORKS 1. Paste your video title 2. Pick your niche and a visual style 3. Add your face if you want 4. Let AI generate and rank your thumbnails 5. Edit your favorite and export in up to 4K Stop guessing what makes people click. Let AI design covers that earn the view, and watch your channel grow. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Four Keeps

Features
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Free to download, with an optional one-time Pro purchase. No subscription. Good times. Great strips. Four Keeps turns your iPhone into a pocket photo booth. Grab your people, strike four poses, and make something to keep. Or choose four photos you already love. MAKE A STRIP • Open straight into the booth, with bottom tabs for your strips and Settings. • Take four timed photos with the front or back camera. • Set a smooth 0–10-second delay, including fractions. Zero skips the countdown; your choice is remembered. • Retake a frame or import four photos from your library. MAKE IT YOURS • Try thirteen original film-style looks, from warm color to classic black and white. • Pick from 16 free paper colors, including Blush, Lilac, Lime, and Sky. • Crop, rotate, mirror, and reorder your photos. • Add a caption and date; show or hide the Four Keeps signature. KEEP IT. SEND IT. PRINT IT. • Save an editable collection on your device. • Export a high-resolution JPEG or a PDF sized for printing. • Choose a classic 2 Ɨ 6-inch strip, a matching pair on a 4 Ɨ 6-inch sheet, or a 4 Ɨ 5-inch postcard. • Save to Photos or share through the iOS share sheet. YOUR PHOTOS STAY YOURS Photo capture, editing, and collection storage happen on your device. No account, ads, subscriptions, or developer photo uploads. Sharing, Apple backups, and your photo-library settings remain your choice. Export your favorites before deleting the app. Printing requires your own printer or print service. The app interface is currently in English. The sample images are AI-generated demo photos; the app does not send your photos to an AI service. OPTIONAL FOUR KEEPS PRO One non-consumable purchase unlocks five extra film looks, three adjustable finishes, the custom color picker, nine paper textures, five caption fonts and five layouts: Film Club, Big Mood, Scrapbook, Love Notes and Arcade. Pro choices are grouped after free tools and can be previewed before purchase. Apple shows the local price before purchase. Restore Purchases is available in Settings → Four Keeps Pro. NEW FREE SETTINGS Choose Never use flash to disable camera flash and the bright shutter blink. Set light, dark or system appearance independently for the interface and four-dot icon. The existing 12 film looks, 8 paper colors, 3 layouts, editing and export tools stay free. Privacy: https://fourkeeps.eu/privacy/ Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ New Pro collection: Taiwan Days, eight original backgrounds inspired by milk tea, retro tiles, night-market lights, tea leaves, coastal waves, strawberry picnics, lanterns and little blossoms. Each works with paper colors and textures; Chinese and English names are shown in the collection. A calmer My strips gallery: true print proportions, more breathing room and a consistent background. Find and reopen your favourites easily.

Screenshots

AI Thumbnail Maker HOOK PRO4 screens
Four Keeps4 screens

Verdict

The call

The clearest difference is price: Four Keeps at Free against AI Thumbnail Maker HOOK PRO's $1.99. Four Keeps also leads on update cadence (every 5 days vs fortnightly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Four Keeps is free to download; AI Thumbnail Maker HOOK PRO costs $1.99 up front. AI Thumbnail Maker HOOK PRO sells 4 one-off in-app purchases and Four Keeps sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AI Thumbnail Maker HOOK PRO ships an update fortnightly, Four Keeps every 5 days. The most recent releases landed on November 10, 2026 and November 13, 2026 respectively.

Scorecard2 real differences Ā· 4 level
AI Thumbnail Maker HOOK PRO versus Four Keeps: the parameters behind the verdict, then further details
ParameterAI Thumbnail Maker HOOK PROFour Keeps
Price$1.99Free — better
Update frequencyFortnightlyEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.617.0 — better
Further details — not scored
Size3 MB4 MB
Age rating4+4+
DeveloperAneesh PradeepElmar Van Cleynenbreugel

In-app purchases

4 purchases

AI Thumbnail Maker HOOK PRO

One-time4
  • Starter Pack$3.99
  • Creator Pack$5.99
  • Pro Pack$10.99
Show 1 more
  • Studio Pack$20.99
1 purchases

Four Keeps

One-time1
  • Four Keeps Pro$2.00

Questions

Is AI Thumbnail Maker HOOK PRO free?
AI Thumbnail Maker HOOK PRO costs $1.99, and also offers in-app purchases.
Is Four Keeps free?
Four Keeps is free to download, with in-app purchases available.
Do AI Thumbnail Maker HOOK PRO or Four Keeps have ads?
Neither AI Thumbnail Maker HOOK PRO nor Four Keeps shows ads.
Which is updated more often, AI Thumbnail Maker HOOK PRO or Four Keeps?
AI Thumbnail Maker HOOK PRO ships an update fortnightly, and Four Keeps every 5 days. Most recently, AI Thumbnail Maker HOOK PRO was updated on November 10, 2026 and Four Keeps on November 13, 2026.

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