Comparison

Vazio vs Fastia

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

Head to head
About

Vazio

This app offers a minimalist approach to intermittent fasting with a focus on privacy and a clean interface. It provides tools to track fasting periods, understand metabolic stages, and view progress directly on your device's lock screen.

Highlights
  • Live Activities for Dynamic Island and Lock Screen
  • Flexible fasting presets (16:8, 18:6, 20:4, OMAD)
  • Metabolic stage tracking (Sugar Burning, Ketosis, Autophagy)
  • Privacy-focused data storage on-device/iCloud
  • Home Screen widgets for quick start/stop
  • Dark Zen interface
Features
Read full description

Vazio is a private, ad-free intermittent fasting timer for people who want a calmer way to follow their routine. Start a 16:8, 18:6, 20:4, OMAD, or custom fast and see the time that matters at a glance. Stay in rhythm with daily reminders, Home Screen widgets, and a clean native iPhone experience designed for focus—not clutter. FAST WITH CLARITY • Flexible Timer: Choose 16:8, 18:6, 20:4, OMAD, or a custom fasting window. • Daily Reminders: Keep your preferred start time on track and begin a fast from the notification. • Widgets: Start or stop a fast quickly from your Home Screen. • History That Fits Real Life: Log a missed fast or edit a session when plans change. • Metabolic Timeline: Explore the stages of your fasting timeline as it progresses. VAZIO PRO Unlock Live Activities for your Lock Screen and Dynamic Island, unlimited history, advanced progress insights, Health app weight trends, and custom themes. Vazio is free to download. Optional annual Vazio Pro subscriptions unlock premium features and can be managed or canceled in your Apple ID account settings. Your privacy matters. Review Vazio's App Privacy details and Privacy Policy in the App Store for the current data-handling information. Details are available in the Terms of Service, available here: https://vazio.app/legal/terms/

About

Fastia

Features
Read full description

INTERMITTENT FASTING AS A SIMPLE STEP TOWARD BALANCE Intermittent fasting is a modern approach to nutrition that helps bring structure to your day, better understand your body’s signals, and build healthy habits without strict restrictions. Fastia is a fasting tracker that makes fasting clear, convenient, and accessible for everyone. Instead of complicated diets and constant calorie counting, you get a simple system: a clear schedule of when to eat and when to pause. This approach helps maintain balance in your diet and creates a sense of control in everyday life. HOW TO START FASTING WITHOUT STRESS Starting intermittent fasting is often difficult due to a lack of structure. Fastia helps make this process easy and natural, even if you’re just getting familiar with fasting. The app offers popular routines that easily fit into your lifestyle: 16:8 — a convenient daily format for beginners, 18:6 — a more focused eating schedule, OMAD — a format for those seeking clear discipline. You can choose the option that suits you best and adjust it at any time. A FASTING TRACKER THAT SIMPLIFIES LIFE Fastia works as a smart fasting timer that helps you stop worrying about time and stay on track. You start a session — and the app guides you throughout the entire period. Gentle reminders let you know when your fasting window begins and ends, while statistics allow you to track your progress. This creates a sense of stability and helps build consistency without unnecessary pressure. Over time, managing your eating becomes a habit rather than a task. A FLEXIBLE EATING SCHEDULE THAT FITS YOUR RHYTHM Every day is different, so it’s important to have a tool that adapts to you. Fastia allows you to customize your fasting schedule according to your lifestyle. You decide when to start your fasting period, when your eating window opens, and which routine fits your schedule. HEALTHY HABITS WITHOUT PRESSURE Building a healthy lifestyle starts with small steps. Fastia helps make these steps consistent and easy to follow. When you see your progress and stability, internal motivation naturally grows. WHY FASTIA BECOMES PART OF YOUR DAILY ROUTINE Fastia is designed to simplify the process and make it comfortable: a simple and intuitive fasting timer, clear statistics and progress tracking, reminders that help you stay consistent, support for popular routines like 16:8, 18:6, OMAD, and a focus on building habits and discipline. It’s a tool that helps you move forward without overwhelm. FEEL CONTROL AND BALANCE Intermittent fasting is about balance between meals and periods of rest for your body. Fastia helps make this balance clear and easy to maintain in everyday life. Instead of chaotic eating — a clear structure. Instead of complex rules — simple solutions. Instead of pressure — gradual progress. Fastia is your daily assistant in building healthy habits and managing your nutrition. SUBSCRIPTION The app offers auto-renewing subscriptions: – 1 month — $6.99 – 1 year — $39.99 Prices may vary depending on your country and taxes (e.g., VAT). SUBSCRIPTION TERMS Payment will be charged to your Apple ID account at the time of purchase. The subscription automatically renews unless auto-renewal 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 or cancel it at any time in the App Store > Account > Subscriptions. Any unused portion of a free trial period (if offered) will be forfeited upon purchasing a subscription. Terms: https://sites.google.com/view/fastia/terms Privacy: https://sites.google.com/view/fastia/privacy-policy

Screenshots

Vazio4 screens
Fastia3 screens

Verdict

The call

The clearest difference is update cadence: Vazio at every 4 days against Fastia's every 3 months. On price, ads, in-app purchases 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. Vazio sells 3 in-app purchases, starting at $0.99 per 7 days and Fastia sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Vazio ships an update every 4 days, Fastia every 3 months. Both last shipped on October 28, 2026.

Scorecard1 real difference · 8 level
Vazio versus Fastia: the parameters behind the verdict, then further details
ParameterVazioFastia
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 4 days — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS18.617 — better
Further details — not scored
Size10 MB10 MB
Age rating17+12+
DeveloperAndres RojasMaksym Zaivyi

In-app purchases

3 purchases

Vazio

Subscriptions3
  • Weekly Plan$0.997 Days
  • Monthly Plan$1.991 Month
  • Annual Plan7 Days trial$12.991 Year
2 purchases

Fastia

Subscriptions2
  • Premium per month$6.991 Month
  • Premium for a year$39.991 Year

Questions

Is Vazio free?
Vazio is free to download, with in-app purchases available.
Is Fastia free?
Fastia is free to download, with in-app purchases available.
Do Vazio or Fastia have ads?
Neither Vazio nor Fastia shows ads.
Which is updated more often, Vazio or Fastia?
Vazio ships an update every 4 days, and Fastia every 3 months. Most recently, Vazio was updated on October 28, 2026 and Fastia on October 28, 2026.

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