Comparison

Simple Fasting App vs HeyFast

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

Head to head
About

Simple Fasting App

This app simplifies intermittent fasting with a focus on privacy and ease of use. It offers popular fasting schedules, progress tracking, and smart notifications without ads, subscriptions, or data collection.

Highlights
  • Free and private
  • Popular fasting schedules
  • Progress tracking
  • Smart notifications
  • Intuitive design
  • Customizable themes
  • Quick start
Features
Read full description

A clearer way to follow your fast—built around your time, not your data. Simple Fasting App gives you a calm, focused place to plan a fast, follow your progress, and understand your routine. No ads, subscriptions, in-app purchases, or account required. CHOOSE YOUR RHYTHM Choose 12:12, 16:8, 18:6, 20:4, or a 24-hour fast—or set a custom duration. Adjust your start time when your day changes, and finish a fast early whenever you need to. FOLLOW EVERY FAST See elapsed and remaining time, start and end times, your current plan, and completion status in one clear live view. An optional reminder can let you know when your planned fasting window ends. EXPLORE FASTING INSIGHTS Choose whether to see time-based fasting stage estimates as your fast progresses. Each stage includes clear context so you can understand what the estimate means—and what it does not. UNDERSTAND YOUR ROUTINE Review completed sessions, total fasts, average duration, your longest fast, weekly averages, and monthly patterns. Open any day to see its timeline and session details. KEEP PROGRESS IN VIEW Follow an active fast beyond the app with Home Screen widgets, Live Activities, and Dynamic Island on supported iPhone models. MAKE IT YOURS Choose light, dark, or system appearance and select an accent color that suits you. PRIVATE BY DESIGN No sign-up. No account. No ads. No subscriptions. No in-app purchases. Your fasting history stays on your device, and Simple Fasting App does not collect or sell your data. Fasting stages are general estimates based on elapsed time. They do not measure your individual metabolic response and are not medical advice. Fast with clarity, at your own pace.

About

HeyFast

This app guides you through personalized intermittent fasting schedules like 16:8 and 14:10. Track your weight, receive reminders, and build sustainable healthy habits for long-term weight management.

Highlights
  • Personalized intermittent fasting plans
  • Multiple fasting schedules (16:8, 14:10, 18:6)
  • Daily weight tracking
  • Progress visualization
  • Healthy habit building tools
  • Reminders and motivation
Read full description

Start your journey toward a healthier lifestyle with an intermittent fasting plan tailored just for you. Choose from schedules such as 16:8, 14:10, or 18:6. Use the fasting timer to manage your fasting and eating windows at your own pace. Whether you prefer a shorter daily schedule or a longer fasting period, choose a routine that fits your day. Check when each fast starts and ends, follow your current window, and adjust your schedule whenever your routine changes. Track your daily weight with the weight tracker to visualize your progress and stay motivated. Regular entries make it easy to review changes over time and keep your progress in perspective. This fasting app helps you focus on sustainable weight management and building long-term healthy habits. If a day does not go as planned, return to your chosen schedule and continue at a pace that works for your lifestyle. Key Features - Intermittent fasting plans (16:8, 14:10, and more) - Fasting timer to monitor the start and end of each fasting period - Weight tracker and daily weight log to monitor your progress - Fasting window and eating window tracking - Fasting reminders and motivation to help you stay consistent Choose a plan, check your current window, record your weight, and turn on reminders when you need them. HeyFast brings these tools together in a simple intermittent fasting tracker that keeps your routine clear and manageable. Choose a plan that fits you Organize your routine with popular schedules such as 16:8, 14:10, or 18:6. Select the plan that works for your day and adjust your eating window whenever your routine changes. Track your progress Record your weight daily and review changes over time. Use your weight history and progress insights to stay consistent and recognize the habits you build day by day. Reminders at the right time Turn on notifications for alerts when your fast starts and ends. Fasting reminders help you follow your routine even on busy days. DISCLAIMER This app does not provide medical services and is not intended for diagnosis or treatment of any disease. If you experience health issues or suspect a medical condition, please consult a qualified healthcare professional. Stay consistent and discover your own rhythm for a healthier, balanced life! --- Terms of Service: https://nomad88.com/heyfast/terms.en Privacy Policy: https://nomad88.com/heyfast/privacy.en Contact: nomad88.software@gmail.com

Screenshots

Simple Fasting App4 screens
HeyFast4 screens

Verdict

The call

The clearest difference is rating: HeyFast at 4.8 against Simple Fasting App's 3.8. HeyFast also leads on update cadence (every 8 days vs every 3 weeks) and review sentiment (100% vs 89%). Simple Fasting App's advantage is in-app purchases (none vs 3). On price, ads 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. HeyFast sells 3 in-app purchases, starting at $1.99 per month. Simple Fasting App asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HeyFast holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 4 and 19 respectively. Written reviews point the same way: 89% of Simple Fasting App's written reviews are positive against 100% of HeyFast's.

UpkeepUpdate frequency

Simple Fasting App ships an update every 3 weeks, HeyFast every 8 days. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

Scorecard7 real differences · 3 level
Simple Fasting App versus HeyFast: the parameters behind the verdict, then further details
ParameterSimple Fasting AppHeyFast
PriceFreeFree
Rating3.8 (4 ratings)4.8 (19 ratings) — better
Positive reviews88.9% of reviews100.0% of reviews — better
Number of ratings419 — better
Update frequencyEvery 3 weeksEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhoneiPhone, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size2 MB57 MB
Age rating4+17+
DeveloperMehmet Emrah KonyaNomad88 Co., Ltd.

Customer experience

Simple Fasting App

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews9 reviews
Positive88.9%
Neutral11.1%
Negative0.0%

HeyFast

All ratings19 ratings
Positive94.7%
Neutral5.3%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Simple Fasting App

No in-app purchases

3 purchases

HeyFast

Subscriptions2
  • HeyFast Pro - Monthly$1.991 Month
  • HeyFast Pro - Yearly7 Days trial$12.991 Year
One-time1
  • HeyFast Pro Lifetime$24.99

Questions

Is Simple Fasting App free?
Simple Fasting App is free to download, with no in-app purchases.
Is HeyFast free?
HeyFast is free to download, with in-app purchases available.
Which has better reviews, Simple Fasting App or HeyFast?
HeyFast is rated higher. Simple Fasting App averages 3.8 out of 5 from 4 ratings, while HeyFast averages 4.8 from 19 ratings.
Do Simple Fasting App or HeyFast have ads?
Neither Simple Fasting App nor HeyFast shows ads.
Which is updated more often, Simple Fasting App or HeyFast?
Simple Fasting App ships an update every 3 weeks, and HeyFast every 8 days. Most recently, Simple Fasting App was updated on September 24, 2026 and HeyFast on September 8, 2026.

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