Comparison

Zero vs Easy Fast

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

Head to head
About

Zero

This app tracks intermittent fasting and nutrition to help users achieve real body composition changes. It integrates fasting, protein intake, meals, hydration, and habits for a holistic approach to weight loss and metabolic health.

Highlights
  • Intermittent fasting timers and streaks
  • Smart meal logging with photo recognition
  • Personalized daily protein target tracking
  • Integrated fasting and protein tracking
  • Water and habit tracking
  • Science-based insights on fasting and nutrition
Features
Read full description

Zero is the all-in-one fasting tracker and nutrition app built for real results. Most fasting and weight loss apps stop at simply tracking fasts or calories. Zero connects the full picture — fasting, protein, meals, hydration, and habits — so you actually change your body composition, not just your eating schedule. Here’s how Zero helps you get there: • Track your intermittent fasting — Engage timers, streaks, and insights keep you stay motivated and consistent across your entire fasting journey. • Log meals the smart way — Skip the tedious manual meal entry routine. With Zero Plus, snap a photo and get instant macros, protein composition, and clarity on how effectively your meals support your goals. Your first meal logs are on us, so you can try it before you subscribe. • Hit your Protein Score — Zero Plus tracks a personalized daily protein target that adapts to your weight and goals. Better protein = better satiety, better muscle retention, better weight loss. Zero makes it automatic. • Complete the equation: Fasting + Protein — Most people fast or track meals. Zero brings them together so you lose weight, protect muscle, and avoid the pressure and guilt of traditional calorie trackers. • Stay hydrated to power your fasts — Water tracking with Zero Plus helps you maintain energy, reduce cravings, and support metabolic function throughout the day. • Build healthy habits that actually matter — Track movement, sleep, mood, and other daily pillars that reinforce your fasting and fueling routine. • Challenge yourself — Hit protein targets, maintain fasting streaks, and stay accountable with motivating challenges built around outcomes, not vanity metrics. • Learn the real science — Understand how fasting, protein, and hydration work together for sustainable weight loss and metabolic health — with insights from leading experts. • See measurable progress — Watch your streaks grow, your protein consistency rise, and your body composition improve with clean, insightful trend views. Whether you’re starting out or optimizing an existing routine, Zero gives you the structure, guidance, and clarity most apps miss. Zero is not a medical device and does not provide medical advice, diagnosis, or treatment. Always consult your doctor or qualified healthcare provider before making any changes to your diet, fasting routine, or health regimen. Zero is free to download, with fasting timers, streaks, weekly trends, expert articles, and challenges included. Zero Plus is an optional subscription that unlocks photo meal logging and your Protein Score, water tracking, custom fasts and saved presets, Fat-Burning Mode, the mood journal and daily habit insights, premium articles and Plus-only challenges, and monthly, yearly, and correlated charts. A free trial is available. Payment for Zero Plus will be charged to your Apple Account when you subscribe. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Manage your subscription in your Account Settings. Read more terms & conditions: Terms of use: https://www.zerolongevity.com/terms-of-use Privacy policy: https://www.zerolongevity.com/privacy-policy

About

Easy Fast

This health tracker helps users break bad food habits by focusing on intermittent fasting. It offers multiple fasting methods with adjustable durations and levels, along with tools to monitor progress and receive reminders.

Highlights
  • Fasting tracker
  • Start and stop fast timers
  • Customizable fasting plans
  • Progress trends
  • Reminders
  • Dark mode
Features
Read full description

Easy Fast — the simple, powerful fasting tracker built to make intermittent fasting easy. Easy Fast is your personal intermittent fasting companion designed to help you break free from unhealthy eating habits and take control of your health. Whether you're a beginner starting your first intermittent fasting plan or an experienced faster looking for a smarter fasting tracker, Easy Fast makes it simple to track, manage, and stay motivated throughout your fasting journey. WHY EASY FAST? Intermittent fasting is one of the most effective ways to lose weight, improve your relationship with food, and boost energy. Easy Fast gives you the structure, guidance, and motivation you need to build lasting fasting habits — all from your pocket. Unlike other fasting trackers, Easy Fast combines a clean, beautiful design with science-backed insights to make every fast count. WHO IS EASY FAST FOR? Beginners exploring intermittent fasting for the first time Anyone using a fasting tracker to lose weight or improve health People following 16:8, 18:6, 20:4, OMAD, or custom fasting plans Faster looking for a clean, distraction-free intermittent fasting app Anyone who wants to build consistent fasting habits with reminders and insights KEY FEATURES Fasting Timer — Start and stop your fasts with a beautiful, real-time fasting tracker countdown that shows your progress through every stage Multiple Fasting Plans — Choose from popular intermittent fasting plans like 16:8, 18:6, 20:4, OMAD, and more — or create your own custom fasting schedule Fasting Stages — See what's happening in your body at every hour of your fast with science-backed intermittent fasting milestones Smart Reminders — Get notified when to start fasting, when you hit milestones, and when your fast is complete Insights & Trends — Track your fasting streaks, view detailed stats, and monitor your intermittent fasting progress over time Weight Tracking — Log your weight and watch your fasting progress with easy-to-read charts Journal — Record how you feel during and after each fast with mood, energy, and hunger tracking Hunger Toolkit — Tools to help you push through cravings during fasting, including guided breathing, motivation cards, and wave timers Dark Mode — Full dark mode support for comfortable use day and night Live Activity — See your fasting timer right on your Lock Screen and Dynamic Island WHY USERS LOVE EASY FAST Easy Fast is more than just a fasting tracker — it's a complete intermittent fasting coach in your pocket. From the moment you start your first fast to building long-term fasting streaks, Easy Fast keeps you focused, informed, and motivated. SUBSCRIPTION INFORMATION Easy Fast offers a free version with basic fasting tracking. Unlock all features with a Premium subscription: Weekly, Monthly or Yearly subscription options available Payment will be charged to your iTunes Account at confirmation of purchase Your subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period Your account will be charged for renewal within 24 hours prior to the end of the current period You can manage your subscription and turn off auto-renewal in your Account Settings after purchase Free users can start and complete fasts, view fasting plans with benefits, and log weight. Premium subscribers get unlimited access to custom plans, advanced insights, hunger management tools, and all premium features. Privacy Policy: https://easyfastingapp.com/privacy Terms of Service: https://easyfastingapp.com/terms DISCLAIMER This app is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider before starting any diet, fasting plan, exercise, or health program. Never disregard professional medical advice or delay in seeking it because of something you have read in this app.

Screenshots

Zero4 screens
Easy Fast4 screens

Verdict

The call

The clearest difference is review sentiment: Zero at 33% against Easy Fast's 0%. Zero also leads on ratings volume (445K vs 229) and rating (4.8 vs 4.5). On price, ads, in-app purchases and monetization model 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. Zero sells 10 in-app purchases, starting at $9.99 per month and Easy Fast sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Zero holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Zero has 445K ratings behind it against 229, so its average is the more settled of the two. Written reviews point the same way: 33% of Zero's written reviews are positive against 0% of Easy Fast's.

UpkeepUpdate frequency

Zero ships an update every 2 weeks, Easy Fast every 5 weeks. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

Scorecard5 real differences · 6 level
Zero versus Easy Fast: the parameters behind the verdict, then further details
ParameterZeroEasy Fast
PriceFreeFree
Rating4.8 (445K ratings) — better4.5 (229 ratings)
Positive reviews32.6% of reviews — better0.0% of reviews
Number of ratings445K — better229
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank#117 — better
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size238 MB64 MB
Age rating17+12+
DeveloperZero Longevity Science, Inc.NextPixel apps

Customer experience

Zero

All ratings445,297 ratings
Positive96.3%
Neutral2.1%
Negative1.6%
Written reviews1,364 reviews
Positive32.6%
Neutral8.6%
Negative58.9%

Easy Fast

All ratings229 ratings
Positive89.5%
Neutral0.9%
Negative9.6%
Written reviews9 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Zero

Reported bugs

3 issues
  • Password reset problems
  • Inaccurate fasting time tracking
  • Inability to exit trial without subscribing

Requested features

6 requests
  • Custom fasting periods longer than 24 hours
  • Ability to edit fasting type and duration
  • Integration with more health/fitness apps
  • Water intake tracking
  • Personalized fasting recommendations
Show 1 more
  • Improved data visualization and analytics

Easy Fast

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Zero

Subscriptions10
  • Zero Plus Subscription2 variants$9.991 Month
  • Zero Plus Subscription7 Days trial$9.991 Month
  • Zero Plus Subscription$39.991 Year
Show 7 more
  • Zero Plus Subscription7 Days trial$49.991 Year
  • Zero Plus Subscription7 Days trial3 variants$69.991 Year
  • Zero Plus Subscription$69.991 Year
  • Zero Plus Subscription1 Year trial3 variants$69.991 Year
  • Zero Plus Subscription1 Month trial$69.991 Year
  • Zero Plus Subscription1 Month trial$89.991 Year
  • Zero Plus Subscription7 Days trial$89.991 Year
2 purchases

Easy Fast

Subscriptions2
  • Fasting Tracker - Weekly Plan3 Days trial$4.997 Days
  • Fasting Tracker - Monthly Plan$9.991 Month

Questions

Is Zero free?
Zero is free to download, with in-app purchases available.
Is Easy Fast free?
Easy Fast is free to download, with in-app purchases available.
Which has better reviews, Zero or Easy Fast?
Zero is rated higher. Zero averages 4.8 out of 5 from 445K ratings, while Easy Fast averages 4.5 from 229 ratings.
Do Zero or Easy Fast have ads?
Neither Zero nor Easy Fast shows ads.
Which is updated more often, Zero or Easy Fast?
Zero ships an update every 2 weeks, and Easy Fast every 5 weeks. Most recently, Zero was updated on September 24, 2026 and Easy Fast on September 22, 2026.

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