Notebook vs KeepFlame
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Notebook
This app offers a natural journaling experience by organizing daily notes on a single page, allowing you to flip through your entries like a physical book. It prioritizes simplicity, security with passcode locks, and seamless iCloud synchronization for easy access across devices.
- Realistic page-turning effect
- One page per day organization
- iCloud sync and backup
- Passcode lock with Face ID/Touch ID
- Dark mode and font adjustment
- Ad-free Premium option
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Record your days like turning the pages of a book. A simple, elegant note-taking and diary app designed to make journaling feel natural. Over 2 million downloads worldwide. Average rating 4.7 from over 21,000 reviews. Notebook is a simple and elegant note-taking and diary app that lets you flip through your digital journal like a real book. Each day’s notes are automatically organized on one page, ready to revisit anytime with a smooth page-turning effect. ■ Your day on one page Keep your daily notes and thoughts neatly organized. You can easily look back on yesterday, last week, or even last month. Swipe or tap to turn the page and rediscover your memories like reading a personal journal. ■ Simple and ready to use Tap the Compose button to write a new note. Change dates by tapping the date field, or adjust the font size with one tap. Copy or print your entries directly — everything is intuitive, no manual required. ■ iCloud sync and backup support Keep your data secure with iCloud synchronization and backup. Access your notes across multiple devices, and restore them easily when you get a new iPhone. No complicated setup needed. ■ Private and secure Protect your personal diary with a passcode lock (Face ID / Touch ID supported). Deleted notes can be recovered within 30 days from “Recently Deleted” in settings. ■ Premium for a distraction-free experience All basic features are free. Upgrade once to Premium (one-time purchase) to remove ads and enjoy a calm, focused writing experience. Your purchase can be restored anytime, even after changing devices. Features • Page-turning effect for a realistic book-like feel • One page per day for simple organization and review • iCloud sync and backup support • Passcode lock (Face ID / Touch ID) for privacy • Dark mode, search, and font adjustment • Ad-free with Premium (one-time purchase) • Restore deleted notes within 30 days • Copy, print, or share all notes at once Capture your everyday moments, one page at a time — in your own private notebook.
KeepFlame
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1. Highlights 1.1 Dynamic scenes and subtle animations make progress feel rewarding. 1.2 Week bar for quick date picking; chevron to switch months; Today jumps back instantly. 1.3 Live Activities on Lock Screen and Dynamic Island (optional). 1.4 Notifications are optional and respectful. 1.5 Private by design: data stays on device. 2. How it works 2.1 Add a habit with “Add Task”. 2.2 Track day by day via the week bar. 2.3 See completions and streaks at a glance. 3. KeepFlame Pro 3.1 Unlock premium video themes and advanced options. 3.2 Batch manage habits (rename/delete multiple). 3.3 Customize notification time and message. 4. Privacy : No accounts. No third‑party analytics or ads. 5. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 6. Privacy Policy: https://www.kuroneko-cmd.dev/privacy/keepflame/
Screenshots
Verdict
The clearest difference is ads: KeepFlame at none against Notebook's shown. On price, update cadence, 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. Notebook sells 1 one-off in-app purchase and KeepFlame sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on September 26, 2026 and September 19, 2026 respectively.
| Parameter | Notebook | KeepFlame |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (14K ratings) — better | — |
| Positive reviews | 72.7% of reviews | — |
| Number of ratings | 14K — better | — |
| Update frequency | Every 9 days | Every 9 days |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 10 MB | 34 MB |
| Age rating | 4+ | 12+ |
| Developer | Koji Ito | 奇濂 任 |
Bugs and requests
Notebook
Reported bugs
3 issues- Deleting entries causes the app to crash
- Long entries can cause the app to become unresponsive
- Password feature doesn't always work as expected
Requested features
5 requests- Add ability to insert photos and attachments
- Implement cloud sync and backup
- Allow more formatting options (font, size, color, bold, italic, etc.)
- Develop an iPad version with optimized layout
- Add a search function to easily find past entries
KeepFlame
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Notebook
- Remove Ads$6.99
KeepFlame
- KeepFlame Pro Monthly$2.991 Month
- KeepFlame Pro (Lifetime)$12.99
Questions
Is Notebook free?
Is KeepFlame free?
Do Notebook or KeepFlame have ads?
Which is updated more often, Notebook or KeepFlame?
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