SUNABI vs Study Focus Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SUNABI
Explore the world's first sand sculpture museum with this app. Experience the temporary art installations through free audio guidance, immersing yourself in the stories behind each exhibit. Download content after installation for offline access.
- Sand sculpture museum audio guide
- World travel theme
- Temporary art exhibits
- Free audio guidance
- Downloadable content
- Limited-time exhibits
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Tottori Sand Dunes Sand Museum SUNABI-NAVI The first museum in the world to exhibit sculptures made from sand. With the theme of "World Travel with Sand," we hope that visitors will be able to experience the story of the statues, which can only exist in a certain place for a limited period of time, while appreciating them with free audio guidance. After you install the app, download the content. Audio guidance will be available in Tottori Sand Dunes The Sand Museum.
Study Focus Timer
This app helps you stay focused during study sessions using customizable timers. It supports the Pomodoro technique and allows for easy arrangement and visual tracking of your work and break intervals. Optimize your learning with flexible timer combinations.
- Pomodoro study timer
- Successive timer settings
- Interval timer customization
- Easy timer rearrangement
- Visual elapsed time gauge
- List of current study sets
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●Pomodoro study timer ・You can set successive timers. ・You can set interval timers. ●Example of timers Pomodoro technique for studying: 25 min studying - 5 min rest - 25 min studying - 5 min rest - 25 min studying - 5 min rest - 25 min studying - 5 min rest - 30 min rest = Various timer combinations are possible!! So, you can use Studying timer for a variety of continuous tasks including for pomodoro technique!! ●Easy to rearrange the pomodoro timers ・You can make interval at once for pomodoro technique. ・You can sort study timers by dragging ・You can delete study timers by slide sideways ●Easy to understand visually ・You can find elapsed time on the gauge. ・You can find the current study set on the list. ●Pomodoro technique Pomodoro technique is a method of repeatedly dividing one task into smaller pieces, finishing each divided task in a short time, and then taking a break. Pomodoro Technique is said to be useful for studying. Studying timer is one of the best Pomodoro timers for studying. If you are looking for a recommended Pomodoro timer, please try this timer app!!! -- ・Terms of service https://japy.jp/2022/03/service-term-en.html ・Privacy policy https://japy.jp/2022/03/Privacy-Policy-en.html
Screenshots
Verdict
The clearest difference is review sentiment: Study Focus Timer at 100% against SUNABI's 50%. Study Focus Timer also leads on update cadence (fortnightly vs every 9 months). SUNABI's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, device support and iOS requirement 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. Study Focus Timer sells 1 in-app purchase, starting at $0.99 per month. SUNABI asks for nothing beyond the download.
SUNABI ships an update every 9 months, Study Focus Timer fortnightly. The most recent releases landed on September 24, 2026 and October 12, 2026 respectively.
| Parameter | SUNABI | Study Focus Timer |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Update frequency | Every 9 months | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 55 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | People Software Corporation | Foodmenu.world Inc. |
Customer experience
SUNABI
Study Focus Timer
In-app purchases
SUNABI
No in-app purchases
Study Focus Timer
- Premium$0.991 Month









