Zero vs Fasting Tracker App by Numify
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
Read full descriptionHide 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
Fasting Tracker App by Numify
This app guides users through intermittent fasting for weight loss and improved health. It offers simple tracking, personalized plans, and smart notifications to help establish healthy habits without restrictive diets.
- Intermittent fasting guidance
- Weight loss without restrictive diets
- OMAD and 16/8 timer options
- Effortless tracking
- Smart notifications
- Personalized fasting plans
Read full descriptionHide full description
Experience a smarter way to reach your weight goals with Fasting Tracker App by Numify — your all-in-one intermittent fasting companion for building healthier habits, staying consistent, and making fasting fit your lifestyle. Intermittent fasting doesn't have to feel complicated. Whether you're following OMAD (One Meal a Day), the 16/8 method, or another fasting schedule, Numify helps you stay on track with simple tools, personalized guidance, and a fasting timer designed to support your daily routine. DISCOVER THE SCIENCE OF INTERMITTENT FASTING Intermittent fasting, including 16:8 fasting, OMAD (One Meal a Day), 18:6 fasting, and 20:4 fasting, isn't just a trend—it's a scientifically backed lifestyle. By alternating between eating and fasting, your body taps into stored fat for energy, facilitating effective weight loss without the need for restrictive diets. IS INTERMITTENT FASTING RIGHT FOR YOU? Absolutely! Linked to numerous health benefits, including improved insulin sensitivity, reduced inflammation, and enhanced brain function, intermittent fasting is a holistic approach to wellness that transcends mere scale numbers. WHY CHOOSE FASTING TRACKER & TIMER? - Simplicity: No complex meal plans or calorie counting. - Effortless Weight Loss: Shed pounds without complicated diets. - Energy Boost: Enjoy increased energy levels and mental clarity. - Enhanced Brain Functions: Experience better concentration. - Accelerated Metabolism: Ignite fat burning with a faster metabolism. - Habits for a Better Life: Establish a sustainable approach to healthy living. - Adaptable Lifestyle: Compatible with your fitness routine. LONG-TERM BENEFITS - Normalize blood sugar levels by stabilizing insulin. - Natural and sustainable weight loss. - Lower the risk of heart disease and improve cardiovascular health. - Promote longevity through enhanced cellular repair mechanisms. - Diabetes prevention. - Reduce or prevent allergies and inflammations. FASTING MADE EASY WITH FASTING TRACKER & TIMER - Effortless Tracking: Log your fasting hours with a single tap. - Smart Notifications: Stay on track with reminders for the beginning and end of your fasting window. - Personalized Fasting Plans: Tailor your fasting routine to your lifestyle with flexible timer options. Download Fasting Tracker App by Numify now and unlock the key to a healthier, happier you through the simplicity of intermittent fasting. Embark on your journey today! * Success stories are based on interviews conducted from August to October 2023 with respondents who followed intermittent fasting plans for at least one month. Disclaimer: This app is neither a medical device nor does it provide medical advice. It is intended for informational and educational purposes only. Whenever you have any concerns about your health, please consult your doctor or a qualified healthcare provider. Privacy Policy: https://wellness.municorn.com/privacy?app=fasting Terms of Use: https://wellness.municorn.com/terms?app=fasting CCPA: https://wellness.municorn.com/ccpa?app=fasting U.S. State Privacy Supplement: https://wellness.municorn.com/privacy-supplement?app=fasting For any questions or inquiries, please contact us at fasting-support@municorn.com
Screenshots
Verdict
Zero and Fasting Tracker App by Numify both sit at 4.8 stars, but that hides the real split: 61% of Fasting Tracker App by Numify's written reviews are positive against 33% of Zero's. Zero's advantage is ratings volume (445K vs 5.6K) and chart position (#126 vs unranked). On price, rating, ads and in-app purchases 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
Both are free to download. Zero sells 10 in-app purchases, starting at $9.99 per month and Fasting Tracker App by Numify sells 19 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for Zero against 4.7 for Fasting Tracker App by Numify. That said, the two scores are not equally well evidenced: Zero has 445K ratings behind it against 5.6K, so its average is the more settled of the two. Written reviews are what separate them: 33% of Zero's written reviews are positive against 61% of Fasting Tracker App by Numify's.
Zero ships an update every 2 weeks, Fasting Tracker App by Numify monthly. Both last shipped on September 24, 2026.
| Parameter | Zero | Fasting Tracker App by Numify |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (445K ratings) — better | 4.7 (5.6K ratings) |
| Positive reviews | 32.6% of reviews | 60.9% of reviews — better |
| Number of ratings | 445K — better | 5.6K |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | #126 — better | — |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 238 MB | 158 MB |
| Age rating | 17+ | 12+ |
| Developer | Zero Longevity Science, Inc. | Municorn Limited |
Customer experience
Zero
Fasting Tracker App by Numify
User reviews
Zero
From 445K App Store ratingsWhat we love
- 🚀 Easy to use
- 📊 Helpful tracking and data
- 💡 Informative learning resources
- 🔍 Detailed fasting information
- 🤝 Sense of community
Room to improve
- 💰 Expensive premium subscription
- 🔒 Forced account creation
- 🙄 Intrusive ads and upsells
- 🤔 Inconsistent or confusing UI changes
- 🐛 Syncing and login issues
Fasting Tracker App by Numify
From 5.6K App Store ratingsWhat we love
- 🚀 Easy to use
- 👍 Helpful for beginners
- 💡 Customizable fasting schedules
- 🚀 Convenient and portable
- 👍 Effective for weight loss and health
Room to improve
- 🔒 Paywall for basic features
- 🐛 Bugs and glitches
- 🔒 Deceptive free trial
- 🐛 Unreliable data tracking
- 🔒 Expensive subscription
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 moreShow fewer
- Improved data visualization and analytics
Fasting Tracker App by Numify
Reported bugs
4 issues- Incorrect date and time display
- Inability to edit personal information
- Inconsistent data saving and syncing
- Frequent crashes and app not opening
Requested features
4 requests- Add 18:6 fasting option
- Include meal logging and nutrition tracking
- Provide more fasting protocols and customization
- Improve notifications and reminders
In-app purchases
Zero
- Zero Plus Subscription2 variants$9.991 Month
- Zero Plus Subscription7 Days trial$9.991 Month
- Zero Plus Subscription$39.991 Year
Show 7 moreShow fewer
- 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
Fasting Tracker App by Numify
- Fasting Plus2 variants$3.997 Days
- Fasting Plus3 Days trial$3.997 Days
- Fasting Plus$4.997 Days
Show 16 moreShow fewer
- Premium features3 Days trial$5.997 Days
- Fasting Plus7 Days trial$5.997 Days
- Fasting Plus$5.997 Days
- Lose Weight with a Fasting App$5.997 Days
- Plus3 Days trial$9.997 Days
- Premium features$14.991 Month
- Fasting Plus$19.993 Months
- Plus$29.993 Months
- Fast Tracker for Fasting Clock$29.993 Months
- Fasting Special Offer1 Year trial$39.991 Year
- Fasting Plus$49.991 Year
- Fasting Plus3 Days trial$49.991 Year
- Premium features$59.991 Year
- Premium features1 Month trial$59.991 Year
- Fasting Tracker & Fast Timer3 Days trial$69.991 Year
- Fasting Tracker & Fast Timer$69.991 Year
Questions
Is Zero free?
Is Fasting Tracker App by Numify free?
Which has better reviews, Zero or Fasting Tracker App by Numify?
Do Zero or Fasting Tracker App by Numify have ads?
Which is updated more often, Zero or Fasting Tracker App by Numify?
Other comparisons















