---
title: "FastJoy: Fasting Tracker - Reviews, Revenue and Downloads in Czechia | Apple App Store"
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 — no account, no paywall on the core timer, a"
---

# FastJoy: Fasting Tracker — Czechia
> 16:8 Fasting Timer & Log

![FastJoy App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/55/e2/4f/55e24f76-c4aa-4d05-4a16-fe3b5fff32e4/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [Ferran Espuna](https://apptail.io/developer/ferran-espuna-ihn)
**Category:** Health Fitness
**Rating:** 1.0/5 (1 ratings)
**Price:** Free
**Bundle ID:** espunya.corporation.fastwindow
**Store:** Apple App Store
**Country:** Czechia
**Version:** 1.0 (released 2026-06-17)
**Original Release:** 2026-06-17
**Languages:** Spanish, German, French, English, Italian, Portuguese

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cz/app/app/id6780417525)
**AppTail Page:** [https://apptail.io/app/fastjoy-fasting-tracker-rPOA/czechia](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/czechia)

## FastJoy 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 — 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 — 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 — 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.

## FastJoy Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a8/2c/44/a82c44c9-2dab-b4b6-1a09-f9c60d1903bf/01_iphone69_fast.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/31/f2/e1/31f2e197-2ec0-ece6-b424-cd6f8720643a/02_iphone69_history.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/9a/b9/74/9ab97419-8aa4-3c21-9655-f601637d319f/03_iphone69_stats.png/1320x2868.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1f/19/50/1f1950e5-0813-9978-0874-10064c1f0df1/04_iphone69_settings.png/1320x2868.png)

## FastJoy Rating Breakdown in Czechia
- 5 stars: 0 (0%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 1 (100%)






## FastJoy Available In
- [Czechia](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/czechia)
- [Brazil](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/brazil)
- [Chile](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/chile)
- [Germany](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/germany)
- [Egypt](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/egypt)
- [Greece](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/greece)
- [Japan](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/japan)
- [Kuwait](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/kuwait)
- [Paraguay](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/paraguay)
- [Australia](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/australia)
- [Sweden](https://apptail.io/app/fastjoy-fasting-tracker-rPOA/sweden)

---

## About AppTail

[AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io)
- [Top Charts](https://apptail.io/top-iphone-apps)
- [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*