DeepIsland 深岛 vs FastTrack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DeepIsland 深岛
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使用deepseek构建的ai agent，可以捏娃啦
FastTrack
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FastTrack is a fasting timer that does one thing and does it well. No articles. No quizzes. No AI coaching. Just a timer. Start your fast with one tap. A clean countdown shows exactly where you are: fasting or eating, hours remaining, progress at a glance. ALL FASTING PLANS FREE • 16:8 - The most popular intermittent fasting schedule • 18:6, 20:4, OMAD (23:1) - For experienced fasters • Custom - Set your own fasting and eating windows TRACK YOUR PROGRESS • Calendar view with colour-coded history - see your streaks at a glance • Stats dashboard - current streak, longest streak, total fasts, total hours fasted • Full history of every fast - duration, completion status, start and end times HOME SCREEN WIDGET • See your current fast status without opening the app • Time remaining and fasting phase right on your home screen BUILT FOR SIMPLICITY • No account required - everything stays on your device • No internet needed - works fully offline • No bloat - we will never add meal logging, social features, or calorie counting All fasting plans free. 16:8, 18:6, 20:4, OMAD, and custom. Upgrade to Premium for streaks, stats, calendar history, the home screen widget, and custom app icons. FastTrack is not a medical device. Consult a healthcare professional before starting any fasting regime. Privacy Policy: https://sites.google.com/view/ces-privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: FastTrack at Free against DeepIsland 深岛's $0.99. FastTrack also leads on iOS requirement (14.0 vs 18.2). DeepIsland 深岛's advantage is in-app purchases (none vs 2). On update cadence, ads 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
FastTrack is free to download; DeepIsland 深岛 costs $0.99 up front. FastTrack sells 2 in-app purchases, starting at $2.99 per year. DeepIsland 深岛 asks for nothing beyond the download.
DeepIsland 深岛 ships an update every 4 days, FastTrack every 5 days. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.
| Parameter | DeepIsland 深岛 | FastTrack |
|---|---|---|
| Price | $0.99 | Free — better |
| Update frequency | Every 4 days — better | Every 5 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.2 | 14.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | 鉴 郗 | Fernando Mendes |
In-app purchases
DeepIsland 深岛
No in-app purchases
FastTrack
- Yearly3 Days trial$2.991 Year
- Lifetime$5.99
Questions
Is DeepIsland 深岛 free?
Is FastTrack free?
Do DeepIsland 深岛 or FastTrack have ads?
Which is updated more often, DeepIsland 深岛 or FastTrack?
Other comparisons
