JotShelf vs ChatNPU
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JotShelf
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JotShelf is a notes app for quick capture, everyday tasks, and short-term reminders that help you stay focused and reduce procrastination. Write down notes, thoughts, links, and things you want to get done before they disappear from your mind. JotShelf helps you turn quick notes into action instead of letting them pile up. Use JotShelf to: - Capture notes, ideas, and reminders quickly - Save links with clean previews - Keep short-term notes organized and easy to review - Move important notes to Reminders - Reduce clutter and avoid procrastination - Stay focused on what matters now JotShelf is built for fast notes, better follow-through, and less mental overload.
ChatNPU
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ChatNPU Keyboard rewrites your text instantly in the style you choose. Select an identity, tap once, and you are offered a new version powered by on-device AI. Built for privacy, your typed and rewritten text stays on device. ChatNPU is available on supported devices with the required on-device AI capabilities.
Screenshots
Verdict
The clearest difference is iOS requirement: ChatNPU at 16.0 against JotShelf's 18.6. On price, ads, in-app purchases and device support 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.
| Parameter | JotShelf | ChatNPU |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 8 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Marko Zamurovic | RBN SPC LTD |
In-app purchases
JotShelf
No in-app purchases
ChatNPU
No in-app purchases
