Karakeep App vs Open Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Karakeep App
Effortlessly save links, notes, and images with automatic AI-powered tagging for quick retrieval. Search through all your saved content, including link contents, at blazing fast speeds. Organize your saved items into custom lists and share content from any app.
- Automatic AI tagging
- Full-text search
- Custom lists
- Sharing extension
- Save links, notes, and images
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Quickly save links, notes, and images and karakeep will automatically tag them for you using AI for faster retrieval. Content (including link contents) are indexed for blazing fast full text search. Organize you items into custom lists. Sharing extension to hoard items from any other apps.
Open Scanner
Transform your device into a powerful document scanner. Quickly capture papers, automatically recognize text, and organize your scans with AI-powered features. Seamlessly share and edit your documents in various formats.
- Automatic text recognition (OCR)
- Automatic document naming
- Location-based tagging
- Add saved signatures
- Organize and re-order pages
- iCloud sync
- Annotate and edit scans
- Export as PDF
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Open Scanner is a fast and simple-to-use paper-scanning app with AI features to speed up your scanning workflow: - Automatic text recognition to build page transcript - Automatic document naming - Scans are tagged by your current location - Add signatures saved on your other devices - Native Vision Pro support - Keep your scanned documents in the Open Scanner library - Organize and re-order scanned document pages - iCloud syncs your library to all your devices - Annotate and edit your scans - Use Apple Pencil to mark up scans on iPad - Easy sharing and export of scanned documents as PDF - 100% native iOS app, with no third-party accounts necessary
Screenshots
Verdict
The clearest difference is update cadence: Open Scanner at every 10 days against Karakeep App's every 6 weeks. Open Scanner also leads on review sentiment (83% vs 69%) and ratings volume (192 vs 43). Karakeep App's advantage is device support (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.6 for Karakeep App against 4.7 for Open Scanner. Both are backed by a comparable volume of ratings — 43 and 192 respectively. Written reviews are what separate them: 69% of Karakeep App's written reviews are positive against 83% of Open Scanner's.
Karakeep App ships an update every 6 weeks, Open Scanner every 10 days. Both last shipped on September 21, 2026.
| Parameter | Karakeep App | Open Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (43 ratings) | 4.7 (192 ratings) — better |
| Positive reviews | 68.8% of reviews | 83.3% of reviews — better |
| Number of ratings | 43 | 192 — better |
| Update frequency | Every 6 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Mac — better | iPhone |
| Requires iOS | 16.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 1 MB |
| Age rating | 17+ | 4+ |
| Developer | Mohamed Bassem | Pencil Research |
Customer experience
Karakeep App
Open Scanner
In-app purchases
Karakeep App
No in-app purchases
Open Scanner
No in-app purchases
