Comparison

RE vs The Fast

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

Head to head
About

RE

This app guides users through multi-day fasting with structured support. It tracks hydration, monitors progress with timely alerts, and offers encouragement to maintain accountability from preparation to refeeding.

Highlights
  • Guided hydration schedule
  • Smart milestone notifications
  • Realtime timer and hour tracking
  • Encouragement system
  • Badge system for completions
  • Reset and restart functionality
Features
Read full description

RE:SET is a focused fasting companion designed to help you complete multi-day fasts with structure and intent. Track your hydration, monitor progress, and receive timely milestone alerts to stay accountable through every phase from prep to refeed. • Guided hydration schedule based on your selected fast • Smart milestone notifications tuned for long fasts • Realtime timer, hour tracking, and session management • Encouragement system with voice and message styles • Badge system to celebrate fast completions • Reset and restart functionality for when life happens Whether you’re fasting solo or syncing with a group, RE:SET brings clarity and consistency to the process with zero fluff, no distractions, and just enough attitude to keep you moving. Disclaimer: RE:SET provides general wellness information for educational purposes only. It is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare provider before beginning any fasting regimen or making decisions about your health. Sources: This app references publicly available research and expert commentary from reputable health institutions: • NIH – An Overview of Intermittent Fasting: https://newsinhealth.nih.gov/2019/12/fast-or-not-fast • Johns Hopkins Medicine – Intermittent Fasting: What is it, and how does it work? https://www.hopkinsmedicine.org/health/wellness-and-prevention/intermittent-fasting-what-is-it-and-how-does-it-work • Harvard Health – Can Intermittent Fasting Help with Weight Loss? https://www.health.harvard.edu/staying-healthy/can-intermittent-fasting-help-with-weight-loss

About

The Fast

Track your intermittent fasting with a visually engaging timer and home screen widgets. Monitor your progress, view your history, and share your fasting journey. Optional sign-in syncs your data across devices.

Highlights
  • Customizable fasting timer
  • Home screen widgets
  • Live Activities and Dynamic Island support
  • Apple Watch integration
  • Fasting history calendar
  • Shareable fasting records
Features
Read full description

Fasting, at your pace. Choose a duration and start. A slowly moving record marks the time, with elapsed time and time remaining always within reach. ON YOUR HOME SCREEN Small and medium widgets keep your fast in view. Choose elapsed time or time remaining. The larger widget shows both, with the full record and progress. Live Activities keep the timer on your Lock Screen and Dynamic Island on supported iPhones. ON YOUR WRIST Check your timer, choose a duration for this fast, and start or end from Apple Watch. Add a watch-face complication for quick access. Requires The Fast on your paired iPhone. A MONTH, ON RECORD Browse your fasting history in a simple calendar. Finished goals retain their record color. Early endings appear in gray. Open any day to see each fast. YOURS TO SHARE Share one fast or your whole month as a single image. Include record details and exact times when you want to. LIGHT BY DESIGN Use the timer, history and widgets without an account. Your records stay on your device unless you sign in to save them across devices. Optional Apple, Google or email sign-in lets you keep records across devices. Free to use. No ads. The Fast records time. It does not provide medical or dietary advice.

Screenshots

RE3 screens
The Fast4 screens

Verdict

The call

The clearest difference is ratings volume: The Fast at 5 against RE's 1. The Fast also leads on iOS requirement (16.4 vs 18.0). On price, rating, update cadence and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for RE against 5.0 for The Fast. That said, the two scores are not equally well evidenced: The Fast has 5 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly daily. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

Scorecard2 real differences · 8 level
RE versus The Fast: the parameters behind the verdict, then further details
ParameterREThe Fast
PriceFreeFree
Rating5.0 (1 ratings)5.0 (5 ratings)
Positive reviews—100.0% of reviews
Number of ratings15 — better
Update frequencyDailyDaily
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS18.016.4 — better
Further details — not scored
Size877 MB32 MB
Age rating17+4+
DeveloperOceano CervantesPrime Adventure LLC

Customer experience

RE

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

The Fast

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

RE

No in-app purchases

None

The Fast

No in-app purchases

Questions

Is RE free?
RE is free to download, with no in-app purchases.
Is The Fast free?
The Fast is free to download, with no in-app purchases.
Which has better reviews, RE or The Fast?
RE and The Fast are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.
Do RE or The Fast have ads?
Neither RE nor The Fast shows ads.
Which is updated more often, RE or The Fast?
RE ships an update daily, and The Fast daily. Most recently, RE was updated on November 5, 2026 and The Fast on November 10, 2026.

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