Comparison

Rhythm vs FastTrack

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Rhythm

This app simplifies intermittent fasting with a daily tracker. It supports various fasting schedules, from beginner-friendly to advanced, and helps users monitor their progress over time. Get notifications when your fast is complete.

Highlights
  • Daily fasting tracker
  • Flexible schedule support
  • Weekly progress tracking
  • Customizable fasting goals
  • One-click start
  • Progress monitoring
  • Completion notifications
Features
Read full description

Rhythm is a simple intermittent fasting tracker for people who want a clean fast timer without the bloat. No account. No ads. Just a focused way to start a fast, stay on track, and review your history when you're done. Choose any fasting goal from 7 to 24 hours, including popular rhythms like 16:8 and 18:6. Start a fast in seconds, follow your progress live, and switch between countdown and elapsed timer views. Rhythm helps you stay consistent with: - flexible fasting goals - multiple fasts in the same day - reminder and completion notifications - editable fasting history - weekly progress insights If you want a fasting app that feels simple, respectful, and easy to trust, Rhythm gives you the essentials and gets out of your way.

About

FastTrack

Features
Read full description

FastTrack is the intermittent fasting app for people who want results without the noise. No accounts. No data harvesting. No endless notifications. Just a beautifully crafted fasting tracker that helps you build a sustainable habit. — FASTING PROTOCOLS THAT FIT YOUR LIFE — Whether you're starting with 16:8 or pushing toward OMAD, FastTrack supports the protocols that actually work: - 16:8 — The classic Leangains protocol - 18:6 — Intermediate fat-burning window - 20:4 — Warrior Diet - OMAD — One Meal A Day - Custom — Build your own fasting window — A TIMER YOU'LL ACTUALLY WANT TO OPEN — - Real-time countdown with elegant progress visualization - See your completion percentage and time remaining at a glance - Smart notifications when your fast begins and ends - Complete history of every fast you've logged — APPLE HEALTH INTEGRATION — FastTrack connects with Apple Health to track your weight alongside your fasting progress. Your health data stays under your control — read and write permissions are always yours to manage. — PRIVACY BY DESIGN — FastTrack works entirely on your device. We don't require an email, social login, or account creation. No third-party analytics. No advertising SDKs. No data brokers. Your fasting data belongs to you. — FASTTRACK PRO — Unlock the full experience with FastTrack Pro: - Custom fasting protocols - Extended fasting history - Priority access to new features Subscription options: - Annual: $29.99/year (includes 7-day free trial) - Monthly: $4.99/month Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless cancelled at least 24 hours before the end of the current period. You can manage your subscriptions in your App Store account settings. — DESIGNED FOR FOCUS — Every screen, every animation, every interaction has been refined to give you the cleanest fasting experience on iOS. Built with SwiftUI for native performance. Terms of Service: https://aureliusappsdev.github.io/fasttrack-legal/terms.html Privacy Policy: https://aureliusappsdev.github.io/fasttrack-legal/privacy.html

Screenshots

Rhythm4 screens
FastTrack3 screens

Verdict

The call

The clearest difference is in-app purchases: Rhythm at none against FastTrack's 2. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. FastTrack sells 2 in-app purchases, starting at $4.99 per month. Rhythm asks for nothing beyond the download.

Scorecard1 real difference · 9 level
Rhythm versus FastTrack: the parameters behind the verdict, then further details
ParameterRhythmFastTrack
PriceFreeFree
Rating4.7 (458 ratings) — better—
Positive reviews88.6% of reviews—
Number of ratings458 — better—
Update frequencyEvery 13 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPod — betteriPhone
Requires iOS17.617.0 — better
Further details — not scored
Size3 MB12 MB
Age rating12+4+
DeveloperBijan CroninEmanuel Andre de Oliveira Felisberto

Bugs and requests

Rhythm

Reported bugs

2 issues
  • Can't add past fasts
  • Inconsistent weekly progress tracking

Requested features

5 requests
  • Ability to track longer fasts (e.g., 48-72 hours)
  • Option to view fasting history beyond the past week
  • Customizable notifications and reminders
  • Integration with health/fitness tracking apps
  • Weight tracking and progress visualization

FastTrack

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Rhythm

No in-app purchases

2 purchases

FastTrack

Subscriptions2
  • FastTrack Pro Monthly$4.991 Month
  • FastTrack Pro Annual7 Days trial$29.991 Year

Questions

Is Rhythm free?
Rhythm is free to download, with no in-app purchases.
Is FastTrack free?
FastTrack is free to download, with in-app purchases available.
Do Rhythm or FastTrack have ads?
Neither Rhythm nor FastTrack shows ads.

Other comparisons