Comparison

EatWindow vs FastJoy

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

Head to head
About

EatWindow

Features
Read full description

EatWindow makes intermittent fasting simple, structured, and consistent. Track your eating windows, move through fasting phases with clarity, and stay motivated by your progress over time. No stress, no guesswork β€” just rhythm, control, and results that last. Features: β€’ Smart fasting timers β€’ Real-time fasting phases β€’ Detailed statistics β€’ Full fasting history β€’ Progress/ phase insights β€’ Minimal, modern design Whether you’re fasting for weight loss, energy, routine, or self-discipline β€” EatWindow gives you the guidance and structure to stay on track. Start building the habit. Stay consistent. See real results. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://eatwindow.com/privacy-policy

About

FastJoy

Features
Read full description

FastJoy is the simple, private way to track intermittent fasting. Pick a protocol, start the timer, and watch your fasting and eating windows in real time β€” no account, no paywall on the core timer, and everything stays on your device. WHY FASTWINDOW - Beautiful animated fasting timer with live elapsed time and progress ring - Choose 16:8, 18:6, 20:4, OMAD or a custom fasting window - Informational fasting stages as the hours add up (fat burning, ketosis, autophagy zone) - Current streak, today's eating window and target end time at a glance - Edit your start time anytime β€” perfect when you forget to hit start TRACK EVERYTHING - Full history of every fast with met-goal status - GitHub-style consistency heatmap of your fasting days - Weekly fasting hours and calendar overview STATS & PROGRESS - Average fast length, longest fast, completion rate and streaks - Fast-duration trend chart and this-week-vs-last comparison - Patterns by weekday and start time of day - Optional weight log with a clean trend chart - Dozens of achievements to keep you motivated REMINDERS THAT HELP - Get notified the moment your fasting goal is reached - Optional "time to start fasting" and hydration reminders - 100% local notifications β€” no servers, no tracking of your habits PRIVATE BY DESIGN - No sign-up, works fully offline - Optional Face ID / Touch ID lock - Export and import your data as JSON anytime - Available in English, Spanish, French, Italian, German and Portuguese FastJoy is a tracking aid only and does not provide medical or nutritional advice. Intermittent fasting is not suitable for everyone, including during pregnancy or with certain medical conditions. Consult a qualified healthcare professional before changing your eating patterns. Start your first fast today and build a routine that lasts.

Screenshots

EatWindow4 screens
FastJoy4 screens

Verdict

The call

The clearest difference is in-app purchases: FastJoy at none against EatWindow's 3. FastJoy also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). EatWindow's advantage is ads (none vs shown). On price there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. EatWindow sells 3 in-app purchases, starting at $1.99 per month. FastJoy asks for nothing beyond the download.

Scorecard4 real differences Β· 2 level
EatWindow versus FastJoy: the parameters behind the verdict, then further details
ParameterEatWindowFastJoy
PriceFreeFree
Update frequencyEvery 4 monthsβ€”
AdsNo β€” betterYes
In-app purchasesYesNo β€” better
DevicesiPhoneiPhone, iPad, iPod β€” better
Requires iOS17.613.0 β€” better
Further details β€” not scored
Size18 MB41 MB
Age rating4+12+
DeveloperDustin BelFerran Espuna

In-app purchases

3 purchases

EatWindow

Subscriptions2
  • Premium - Monthly3 Days trial$1.991 Month
  • Premium - Yearly3 Days trial$7.991 Year
One-time1
  • Premium - liftetime$12.99
None

FastJoy

No in-app purchases

Questions

Is EatWindow free?
EatWindow is free to download, with in-app purchases available.
Is FastJoy free?
FastJoy is free to download, with no in-app purchases.
Do EatWindow or FastJoy have ads?
FastJoy shows ads; EatWindow does not.

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