# Intermittent vs XiKe

The clearest difference is in-app purchases: Intermittent at none against XiKe's 1. Intermittent also leads on iOS requirement (15.0 vs 17.0). XiKe's advantage is update cadence (daily vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. XiKe sells 1 one-off in-app purchase. Intermittent asks for nothing beyond the download.

Intermittent ships an update every 2 weeks, XiKe daily. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Intermittent | XiKe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (50 ratings)](https://appshunter.io/ios/app/intermittent-fasting-timer/id6767781311/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free | — |
| Size | 47 MB | 2.3 GB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rohit Kumar](https://appshunter.io/developer/1896508140) | [易航 李](https://appshunter.io/developer/1896570779) |

## What reviewers say

### Intermittent

[App page](https://appshunter.io/ios/app/intermittent-fasting-timer/id6767781311)

This app tracks your fasting progress, mapping your hours to distinct biological phases like lipolysis, ketosis, and autophagy. It provides science-backed explanations for each phase and supports various fasting protocols. Track your weight, hydration, and progress privately.

**Highlights:** Phase-aware fasting timer, Supports multiple fasting protocols, Free fasting science library, Adaptive hydration target, Weight and progress tracking, Private sharing and reflection, Home screen widget and cross-device sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### XiKe

[App page](https://appshunter.io/ios/app/xike-offline-calm/id6768493246)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| XiKe Pro — Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Intermittent free?

Intermittent is free to download, with no in-app purchases.

### Is XiKe free?

XiKe is free to download, with in-app purchases available.

### Do Intermittent or XiKe have ads?

Neither Intermittent nor XiKe shows ads.

### Which is updated more often, Intermittent or XiKe?

Intermittent ships an update every 2 weeks, and XiKe daily. Most recently, Intermittent was updated on November 5, 2026 and XiKe on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*