Comparison

Fastra vs FastingCat

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

Head to head
About

Fastra

This app helps you track various intermittent fasting schedules, including popular plans like 16:8 and OMAD. It offers a visible timer on your lock screen and home screen, allows you to log your feelings after fasting, and syncs with Apple Health for weight and water intake. Premium features unlock advanced insights and an ad-free experience.

Highlights
  • Customizable fasting windows
  • Live Activity and Dynamic Island timer
  • Fasting zone insights
  • Post-fast mood logging
  • Weight and water tracking
  • Apple Health sync
Features
Read full description

Fastra is a powerful intermittent fasting tracker. Track 16:8, 18:6, 20:4, OMAD, or set your own custom fasting window — all in one clean app. With Live Activities and Dynamic Island, your fasting timer stays visible on your Lock Screen and home screen, so you always know where you are in your fast — no extra taps needed. FASTING TIMER - Ready plans from 12 to 23 hours: 16:8, 18:6, 20:4, OMAD and more - Live Activity on the Lock Screen and in the Dynamic Island - Fasting zones: see when you move from the fed state to fat burning, ketosis and autophagy - Eating window with a reminder when it's time to start your next fast AFTER EVERY FAST - Rate how you felt, pick sensation tags and add a note - Full fasting history and your longest fast WEIGHT AND WATER - Log weight and water in a couple of taps - Set a goal weight and see your BMI - Apple Health sync: weight from smart scales and water from other apps show up automatically FASTRA PREMIUM - Any fasting length, including fasts longer than a day - Wellbeing insights: how you feel, your most frequent sensations and a comparison of fasting plans - Fasting heatmap to see your consistency over weeks - Time spent in each fasting zone - Export your history as CSV to review your progress with your favorite AI assistant - Customizable Today screen: show or hide cards, set your own quick-add water buttons - Family Sharing: one subscription for the whole family - Ad-free experience Take full control of your fasting journey — simple, convenient, and effective. DISCLAIMER Fastra is for informational purposes only and is not medical advice. Fasting zones are general estimates, and every body is different. Talk to a healthcare professional before you start fasting or change your diet, especially if you are pregnant, breastfeeding, under 18 or have a medical condition. PREMIUM SUBSCRIPTION Fastra Premium is an optional auto-renewable subscription. Payment is charged to your Apple Account when you confirm the purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. If a free trial is offered, any unused part of it is forfeited when you buy a subscription. You can manage or cancel your subscription anytime in your Apple Account settings. Privacy Policy: https://setent-ee13c.web.app/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

FastingCat

Master intermittent fasting with a focused timer and science-backed tracking. Monitor your progress with detailed insights, charts, and smart notifications to stay motivated and in control of your fasting journey. Your privacy is prioritized with on-device data storage and no ads.

Highlights
  • Customizable fasting presets
  • Science-backed fasting zone tracking
  • Detailed progress charts
  • Flexible scheduling with grace days
  • Smart notifications
  • Seamless weight logging
  • On-device data privacy
Features
Read full description

FastingCat is the fast, focused way to master intermittent fasting and watch the scale move. The app puts clear metrics and practical tools in your pocket so you can stay consistent, motivated and fully in control—for absolutely free. Why FastingCat? • Simple setup: pick a preset (16-8, 18-6, 20-4, 24-hour, alternate-day or create your own) and start the timer with one tap. • Science-backed tracking: see exactly when you move from Anabolic to Catabolic, Fat Burning, Ketosis, Deep Ketosis and Autophagy. • Deep insights at a glance: total fasting hours, completed fasts, streak length, best streak, grace days used, weight change and more. • Rich charts: overlay weight and fasting windows, follow your progress week over week and celebrate each downward trend. • Flexible scheduling: choose specific weekdays or let FastingCat ignore a set number of grace days so real life never breaks your streak. • Smart notifications: get reminded when your eating window closes, when a zone switches or when it is time to break your fast. • Seamless weight logging: import weight from the Health app or type manually; all data stays on device. • No account required, no ads, no cloud storage. Your privacy stays yours. Power users can: • Fine-tune presets with second-level precision • Track progress in both metric and imperial units How we keep you motivated • Streak tracking rewards consistency • Milestone badges for total hours and longest fast • Detailed fasting zone timeline so you can actually “see” ketosis flip on • Fast completion reports you can share anywhere Who is FastingCat for? • Beginners starting a weight-loss journey • Athletes cutting fat without losing muscle • Biohackers chasing autophagy benefits • Anyone who wants a distraction-free fasting timer with serious stats Disclaimer FastingCat is a lifestyle tracker, not medical advice. Intermittent fasting may not suit everyone. Consult a qualified healthcare professional before making any dietary or exercise changes. Privacy and Terms Your data never leaves your device unless you choose to export it. See the full policies: • Privacy Policy: https://sites.google.com/view/fastingcat-privacy-policy/home • Terms of Use: https://sites.google.com/view/fastingcat-terms-of-use/home

Screenshots

Fastra4 screens
FastingCat4 screens

Verdict

The call

The clearest difference is ratings volume: FastingCat at 56 against Fastra's 9. On price, rating, review sentiment and update cadence 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. Fastra sells 2 in-app purchases, starting at $3.99 per month and FastingCat sells 10 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Fastra against 4.9 for FastingCat. That said, the two scores are not equally well evidenced: FastingCat has 56 ratings behind it against 9, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 days. Both last shipped on October 30, 2026.

Scorecard1 real difference · 9 level
Fastra versus FastingCat: the parameters behind the verdict, then further details
ParameterFastraFastingCat
PriceFreeFree
Rating5.0 (9 ratings) — better4.9 (56 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings956 — better
Update frequencyEvery 6 daysEvery 6 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhoneiPhone
Requires iOS18.517.0 — better
Further details — not scored
Size37 MB24 MB
Age rating4+4+
DeveloperLiam BaevProApps Solutions

Customer experience

Fastra

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

FastingCat

All ratings52 ratings
Positive96.2%
Neutral1.9%
Negative1.9%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Fastra

Subscriptions2
  • Premium$3.991 Month
  • Premium Annual$19.991 Year
10 purchases

FastingCat

Subscriptions5
  • Monthly Donation (Cookie)$0.991 Month
  • Monthly Donation (Donut)$2.491 Month
  • Monthly Donation (Smoothie)$4.991 Month
Show 2 more
  • Monthly Donation (Salad)$7.991 Month
  • Monthly Donation (Protein)$9.991 Month
One-time5
  • One-time Donation (Coffee)$1.99
  • One-time Donation (Sandwich)$4.99
  • One-time Donation (Pizza)$9.99
Show 2 more
  • One-time Donation (Groceries)$24.99
  • One-time Donation (Books)$49.99

Questions

Is Fastra free?
Fastra is free to download, with in-app purchases available.
Is FastingCat free?
FastingCat is free to download, with in-app purchases available.
Which has better reviews, Fastra or FastingCat?
Fastra is rated higher. Fastra averages 5.0 out of 5 from 9 ratings, while FastingCat averages 4.9 from 56 ratings.
Do Fastra or FastingCat have ads?
Neither Fastra nor FastingCat shows ads.
Which is updated more often, Fastra or FastingCat?
Fastra ships an update every 6 days, and FastingCat every 6 days. Most recently, Fastra was updated on October 30, 2026 and FastingCat on October 30, 2026.

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