Boiled Egg Timer vs Sake Stamp Book
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Boiled Egg Timer
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Achieve your perfect boiled egg with just a tap. Boiled Egg Timer is a simple and cute timer app that lets you choose from 6 different egg doneness levels—from soft and runny to hard-boiled. Each level is represented with a visual illustration, making it easy to pick the right setting for your taste. Features: Choose from 6 doneness levels (from soft to firm) Visual buttons with illustrations for intuitive selection Alerts you with sound and vibration when ready Supports both English and Japanese Lightweight and easy to use Whether it's breakfast or meal prep, this app helps you make the perfect boiled egg every time. Try it and make your mornings more delicious!
Sake Stamp Book
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“Sake Stamp Book” is an app that lets you record the sake you’ve enjoyed while aiming to complete all prefectures across Japan. No in-app purchases. ◆ Key Features ・Record your sake (name / brewery / prefecture / rating / notes) ・Save memories with photos ・Organize your records by prefecture ・Visualize your collection progress ◆ Perfect for ・Sake lovers ・Travel enthusiasts ・Anyone who enjoys keeping records Turn every drink into a memory. Start building your own Sake Stamp Book.
Screenshots
Verdict
The clearest difference is ads: Sake Stamp Book at none against Boiled Egg Timer's shown. Sake Stamp Book also leads on update cadence (weekly vs every 8 months). Boiled Egg Timer's advantage is iOS requirement (13.0 vs 18.6). On price, 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.
Boiled Egg Timer ships an update every 8 months, Sake Stamp Book weekly. The most recent releases landed on September 20, 2026 and May 17, 2026 respectively.
| Parameter | Boiled Egg Timer | Sake Stamp Book |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 26 MB | 19 MB |
| Age rating | 4+ | 17+ |
| Developer | Sae Ueno | RYUSUKE ISHIZAWA |
In-app purchases
Boiled Egg Timer
No in-app purchases
Sake Stamp Book
No in-app purchases
