Comparison

INTERMISSIO vs ZenithFast

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

Head to head
About

INTERMISSIO

Track your intermittent fasting journey with customizable plans and clear progress indicators. Connect with Apple Health to monitor your health data alongside your fasting history. Enjoy widgets and Live Activities for at-a-glance updates.

Highlights
  • Customizable fasting plans (16:8, 18:6, OMAD, multi-day)
  • Real-time timer with phase milestones
  • Optional Apple Health integration
  • Streak tracking and progress reports
  • Home Screen and Lock Screen widgets
  • Live Activities during active fasts
Features
Read full description

INTERMISSIO helps you run intermittent fasting on your terms: pick a plan that fits your day, start the timer when you are ready, and stay oriented with clear progress toward your goal. PLANS AND RHYTHM Choose familiar time-restricted setups like 16:8, 18:6, 20:4, or OMAD, or work toward longer multi-day goals. Optional recurring schedule lines up eating and fasting windows, with notifications when you allow them. TIMER AND MILESTONES A single place to see elapsed time, what is left, and phase-style milestones along your fast so you always know where you are in the session. HEALTH AND PROGRESS Optionally connect Apple Health to keep weight and movement context next to your fasting history. Track streaks, review consistency, and export a simple progress report when you want a snapshot. WIDGETS AND LIVE ACTIVITIES Home Screen and Lock Screen widgets, plus Live Activities during an active fast, are available as a one-time Supporter unlock. Core fasting, the timer, Health connection, notifications, and progress inside the app stay free. INTERMISSIO is built to stay out of your way: fast to open, easy to read, and focused on the habit you are building. Privacy statement: https://pepper-technologies.nl/privacy-statement Terms of Use: https://pepper-technologies.nl/terms-of-use

About

ZenithFast

Features
Read full description

Reach Your Peak with Fasting & Hydration. ZenithFast is the clean, distraction-free fasting and water tracker designed to help you achieve peak energy, mental clarity, and lasting results. Whether you practice intermittent fasting for weight loss, water fasting, or simply want to optimise your health, ZenithFast delivers a simple yet powerful experience — with beautiful visual tools that keep you focused and motivated. WHY FAST WITH ZENITHFAST? • Burn fat more efficiently while boosting natural energy and recovery — no restrictive diets or intense workouts needed. • Support your body's natural processes: elevated growth hormone, sharper brain function, and better overall wellness. • Stay hydrated effortlessly during fasting windows to avoid fatigue and maximise benefits. • Skip complicated calorie counting — just focus on clean fasting with intuitive timers and smart water tracking. Fasting done right with proper hydration is one of the most natural ways to lose weight, simplify your routine, and feel your best every day. ZenithFast makes it effortless. KEY FEATURES Beautiful Fasting Timer — Watch your fasting window flow smoothly with our elegant visual countdown. Every fast feels intentional and motivating. Personalised Fasting Plans — Choose from 12:12, 14:10, 16:8, 18:6, 20:4, 5:2, OMAD, 36-Hour, and Warrior Diet protocols — or build a fully custom schedule to fit your lifestyle. Integrated Water Tracker — Gentle reminders to hydrate during your fast. Proper hydration unlocks better energy, focus, and fasting results. Smart Reminders & Notifications — Never miss your fasting start, fasting end, or water intake with subtle, non-intrusive alerts. Insights & Progress Analytics — Beautiful charts showing your fasting streaks, hydration consistency, weight trend, and long-term improvements. Health Metrics — Connect Apple Health to track resting heart rate, HRV, sleep, and energy alongside your fasting data. Ad-Free & Minimalist Design — A sleek, focused interface with zero distractions. Perfect for beginners and seasoned fasters who want simplicity. FASTING PLANS INCLUDED Beginner: 12:12, 14:10, 16:8 Intermediate: 18:6, 20:4, 5:2 Expert: OMAD, 36-Hour Fast, Warrior Diet Custom: Build your own daily or weekly fasting schedule ZENITHFAST PREMIUM Unlock the full power of ZenithFast Premium: • All fasting plans including OMAD, 5:2, and Expert protocols • Unlimited history and advanced analytics • Custom fasting plan builder • Priority support Premium subscription options: • Monthly subscription • Yearly subscription (best value) Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Manage your subscription in your Apple ID Account Settings. Any unused portion of a free trial will be forfeited upon purchase of a subscription. Terms of Use: https://zenithfast.app/terms Privacy Policy: https://zenithfast.app/privacy-policy Reach your zenith. Fast clean. Hydrate deep. PRIVACY POLICY: https://zenithfast.app/privacy-policy LICENSE AGREEMENT By downloading this app you agree to the Apple End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

INTERMISSIO4 screens
ZenithFast4 screens

Verdict

The call

The clearest difference is ads: INTERMISSIO at none against ZenithFast's shown. ZenithFast's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. INTERMISSIO sells 1 one-off in-app purchase and ZenithFast sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard3 real differences · 7 level
INTERMISSIO versus ZenithFast: the parameters behind the verdict, then further details
ParameterINTERMISSIOZenithFast
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 weeks—
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.615.1 — better
Further details — not scored
Size7 MB56 MB
Age rating17+4+
DeveloperMenno SpijkerLunar Pixel

In-app purchases

1 purchases

INTERMISSIO

One-time1
  • Supporter$4.99
2 purchases

ZenithFast

Subscriptions2
  • Premium Monthly3 Days trial$4.991 Month
  • Premium Annual3 Days trial$39.991 Year

Questions

Is INTERMISSIO free?
INTERMISSIO is free to download, with in-app purchases available.
Is ZenithFast free?
ZenithFast is free to download, with in-app purchases available.
Do INTERMISSIO or ZenithFast have ads?
ZenithFast shows ads; INTERMISSIO does not.

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