# Intermittent Fasting Tracker vs Shift

The clearest difference is in-app purchases: Shift at none against Intermittent Fasting Tracker's 20. Shift also leads on update cadence (every 2 days vs every 10 days) and iOS requirement (15.1 vs 17.0). Intermittent Fasting Tracker's advantage is ratings volume (52K vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Intermittent Fasting Tracker sells 17 in-app purchases, starting at $0.99 per month. Shift asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Intermittent Fasting Tracker against 5.0 for Shift. That said, the two scores are not equally well evidenced: Intermittent Fasting Tracker has 52K ratings behind it against 1, so its average is the more settled of the two.

Intermittent Fasting Tracker ships an update every 10 days, Shift every 2 days. The most recent releases landed on October 27, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Intermittent Fasting Tracker | Shift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (52K ratings)](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6448909309/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shift-ai-nutrition/id6762046130/reviews)** |
| Number of ratings | **52K** | 1 |
| Positive reviews | 96.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 111 MB | 82 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Kai Oelfke](https://appshunter.io/developer/644779478) | [cristhian R gonzalez estrella](https://appshunter.io/developer/1892656638) |

## What reviewers say

### Intermittent Fasting Tracker

[App page](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6448909309)

This app offers a straightforward and private way to track intermittent fasting. It supports iPhone and Apple Watch, providing essential features like widgets, notifications, and progress charts without any advertisements. Ideal for both beginners and experienced fasters, it focuses on a simple user interface to support health and wellness goals.

**Highlights:** Interactive Widgets, Notifications, Streaks & Badges, Charts & Trends, Fasting Zones, iCloud Sync, Dark Mode

**Features:** Apple Watch app

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fasty Monthly Donation | $0.99 | per month |
| Fasty Basic Monthly | $0.99 | per month |
| Fasty Monthly Donation | $1.99 | per month |
| Fasty Basic Monthly | $1.99 | per month |
| Fasty Monthly Donation | $2.99 | per month |
| Fasty Basic Yearly | $4.99 | per year |
| Fasty Basic Yearly | $6.69 | per year |
| Fasty Pro Monthly | $6.99 | per month |
| Fasty Pro Yearly | $19.99 | per year |
| One Time Donation | $4.99 | one-time |
| Fasty Basic One Time | $9.99 | one-time |
| One Time Donation | $9.99 | one-time |
| One Time Donation | $14.99 | one-time |
| One Time Donation | $24.99 | one-time |
| One Time Donation | $34.99 | one-time |
| Fasty Pro One Time | $49.99 | one-time |
| One Time Donation | $49.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Straightforward fasting tracking
- 🔒 No ads or subscriptions
- 💡 Customizable fasting times
- 👍 Clean and intuitive interface

**What reviewers complain about**

- 🐛 Occasional issues with time tracking
- 💡 Desire for more customization options
- 💡 Request for monthly/yearly fasting view
- 💡 Interest in adding notes or logging features

**Reported bugs**

- Overlapping fasting/eating windows reported
- Inconsistencies in fasting time calculations

**Requested features**

- Ability to schedule and set reminders for fasts
- Option to manually log ketosis levels
- Export or share fasting data
- More detailed fasting stage information


### Shift

[App page](https://appshunter.io/ios/app/shift-ai-nutrition/id6762046130)

This AI-powered nutrition coach offers personalized meal plans, real-time macro tracking, and a food scanner. It helps users achieve health goals with features like intermittent fasting timers and automatic shopping lists.

**Highlights:** AI personalized nutrition recommendations, Real-time calorie and macro tracking, AI food and barcode scanner, Customizable meal plans with recipes, Intermittent fasting timer, Automatic shopping list generation, Weight tracking and progress charts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Intermittent Fasting Tracker free?

Intermittent Fasting Tracker is free to download, with in-app purchases available.

### Is Shift free?

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

### Which has better reviews, Intermittent Fasting Tracker or Shift?

Shift is rated higher. Intermittent Fasting Tracker averages 4.9 out of 5 from 52K ratings, while Shift averages 5.0 from 1 ratings.

### Do Intermittent Fasting Tracker or Shift have ads?

Neither Intermittent Fasting Tracker nor Shift shows ads.

### Which is updated more often, Intermittent Fasting Tracker or Shift?

Intermittent Fasting Tracker ships an update every 10 days, and Shift every 2 days. Most recently, Intermittent Fasting Tracker was updated on October 27, 2026 and Shift on October 23, 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.*