Comparison

VOID vs Fasting Timer

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

Head to head
About

VOID

This AI-powered coach visualizes your fasting progress, from blood sugar depletion to fat burning. Log meals instantly with photo recognition or voice commands, and receive personalized nutrition and exercise advice. Gamified motivation and smart hydration tracking help build healthy habits.

Highlights
  • AI-powered nutrition coaching
  • Visualized fasting progress
  • AI meal logging via photo/voice
  • Deep Apple Watch integration
  • Personalized nutrition advice
  • Gamified motivation and rewards
  • Smart hydration tracking
Features
Read full description

VOID isn't just another fasting app — it's your AI-powered nutrition coach. [Science-Based Fasting, Visualized] Track your fasting progress in real time — from blood sugar depletion to fat burning and cellular autophagy. Every metabolic stage is clearly displayed with dynamic breathing glow animations that let you feel your body's rhythm. [AI Photo Recognition — Log Meals in 3 Seconds] Snap a photo and AI instantly identifies food types, estimates calories, protein, carbs, and fat. Don't want to take a photo? Just say "a bowl of rice and a fried egg" — AI understands instantly. [Deep Apple Watch Integration] Everything on your wrist — fasting countdown, today's calorie rings, voice meal logging, and one-tap water tracking. 4 watch face complications keep your fasting status visible at a glance. [6 Stunning Home Screen Widgets] From cyber-punk to fresh nature, from macaron-cute to Apple Vision spatial style — there's always one to brighten your home screen. [AI Personal Coach] Based on your fasting history, diet records, and weight trends, your AI coach delivers personalized nutrition advice and exercise guidance daily — not templates, but plans truly made for you. [Gamified Motivation] Build streaks, earn "Cell Coins," and unlock achievement badges. Discipline doesn't have to be boring — every day of consistency is celebrated. [Smart Hydration Tracking] Set daily goals, log water with one tap, and watch your progress ring fill up. Staying hydrated becomes a habit. [Privacy First] All data stays on your device. We never upload, analyze, or sell your health data. Your body data belongs to you, and only you.

About

Fasting Timer

Features
Read full description

A focused intermittent-fasting timer that helps you build a consistent routine. Start a fast in seconds, see your progress at a glance, and review your history over time. • Simple fasting timer with progress display • Popular schedules including 16:8 • Start, finish, or cancel a fast anytime • Review fasting history and streaks • Track body weight in kg or lb • Private, on-device data Kufukun is designed for clarity and consistency without unnecessary complexity.

Screenshots

VOID4 screens
Fasting Timer3 screens

Verdict

The call

The clearest difference is in-app purchases: VOID at none against Fasting Timer's 1. VOID also leads on update cadence (every 3 weeks vs every 6 weeks). On price, ads, device support and iOS requirement 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. Fasting Timer sells 1 one-off in-app purchase. VOID asks for nothing beyond the download.

UpkeepUpdate frequency

VOID ships an update every 3 weeks, Fasting Timer every 6 weeks. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 7 level
VOID versus Fasting Timer: the parameters behind the verdict, then further details
ParameterVOIDFasting Timer
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, Apple Watch — betteriPhone
Requires iOS17.016.4 — better
Further details — not scored
Size50 MB51 MB
Age rating17+12+
Developer河南雀科信息科技有限公司Kenta Nagato

In-app purchases

None

VOID

No in-app purchases

1 purchases

Fasting Timer

One-time1
  • プレミアム(買い切り)$2.99

Questions

Is VOID free?
VOID is free to download, with no in-app purchases.
Is Fasting Timer free?
Fasting Timer is free to download, with in-app purchases available.
Do VOID or Fasting Timer have ads?
Neither VOID nor Fasting Timer shows ads.
Which is updated more often, VOID or Fasting Timer?
VOID ships an update every 3 weeks, and Fasting Timer every 6 weeks. Most recently, VOID was updated on October 4, 2026 and Fasting Timer on October 10, 2026.

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