Fast vs SleepInsight+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fast
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Feel Better. Stay on Track. Your Fasting Journey, Made Simple. Build healthy habits and stay in tune with your body—without the clutter or complexity. This beautifully simple app helps you track intermittent fasting in a calm, intuitive way that fits effortlessly into your daily routine. Why You’ll Love It: • No accounts, no login, no tracking. Your data, your device. • Gentle, Simple Tracking: Start and stop fasts with just a tap. No distractions, just a clear view of your progress. • Apple Watch Ready: Track your fasts directly from your wrist—even without your phone nearby. • At-a-Glance Insights: Stay mindful of your fasts with elegant widgets on your iPhone and Apple Watch. • Private by Design: Your data is stored securely in your personal iCloud account. Nothing ever leaves your devices. Whether you’re fasting for wellness, focus, or energy, this app is your quiet companion on the journey.
SleepInsight+
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SleepInsight+ gives you a clear, independent understanding of your sleep using only the data already stored in Apple Health. No account, no cloud storage, and no tracking — everything stays securely on your device. SleepInsight+ analyzes your nightly sleep data and provides: • Independent Sleep Score based on duration, bedtime consistency, and interruptions • Daily insights explaining what influenced your sleep • Tonight’s Plan, offering simple, actionable suggestions based on your recent patterns • Weekly trends to help you understand how your sleep changes over time • Fully private on-device processing, using only your Apple Health sleep data SleepInsight+ does not record audio, detect sleep automatically, diagnose conditions, or send data to servers. It simply interprets your Apple Health sleep records and presents them in a simple, helpful format. Citations & Sources: SleepInsight+ includes a dedicated section referencing CDC, NIH, WHO, and Apple Health guidelines for transparency and accuracy. Medical Disclaimer: SleepInsight+ provides general wellness insights only and does not provide medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional before making medical decisions. Designed for everyday users who want simple, accurate sleep insights without complexity.
Screenshots
Verdict
The clearest difference is device support: Fast at 3 against SleepInsight+'s 1. SleepInsight+'s advantage is iOS requirement (17.0 vs 26.0). On price, ads and in-app purchases 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 | Fast | SleepInsight+ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | CodeHive | Tejas Juthani |
In-app purchases
Fast
No in-app purchases
SleepInsight+
No in-app purchases









