Comparison

Rhythm vs The Transformation Lab

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

The Transformation Lab

Features
Read full description

Track your exercise, diet and steps using our app. Get to know your weekly diet analysis and stay on track with your goal. Stay connected with us and our updates via community feature. Track your progress Download our app now and enjoy the benefits. We require following permissions: Photo - To upload your profile picture, community posts, etc Camera - To take your photo, video, etc Push Notifications - To help you stay updated with announcements, reminders, etc. HealthKit / Health App - App requires access to your health app data to load steps count in the app Microphone - To add audio support while recording video through app Disclaimer - The app provides a diet plan. Reference to all food data sources is mentioned in the diet plan section. Please seek a doctor’s advice in addition to using this app and before making any medical decisions.

Screenshots

Rhythm4 screens
The Transformation Lab4 screens

Verdict

The call

The clearest difference is iOS requirement: The Transformation Lab at 13.0 against Rhythm's 17.6. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Rhythm versus The Transformation Lab: the parameters behind the verdict, then further details
ParameterRhythmThe Transformation Lab
PriceFreeFree
Rating4.7 (458 ratings) — better—
Positive reviews88.6% of reviews—
Number of ratings458 — better—
Update frequencyEvery 13 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS17.613.0 — better
Further details — not scored
Size3 MB148 MB
Age rating12+4+
DeveloperBijan CroninUplyft Innovations Private Limited

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

The Transformation Lab

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Rhythm

No in-app purchases

None

The Transformation Lab

No in-app purchases

Questions

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

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