# Intermittent Fasting Tracker vs Days Without

The clearest difference is in-app purchases: Days Without at none against Intermittent Fasting Tracker's 10. Intermittent Fasting Tracker's advantage is ratings volume (52K vs 7). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Intermittent Fasting Tracker sells 8 in-app purchases, starting at $0.99 per month. Days Without 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 Days Without. That said, the two scores are not equally well evidenced: Intermittent Fasting Tracker has 52K ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 97% of Intermittent Fasting Tracker's written reviews are positive against 100% of Days Without's.

Intermittent Fasting Tracker ships an update every 2 weeks, Days Without every 10 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Intermittent Fasting Tracker | Days Without |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (52K ratings)](https://appshunter.io/ios/app/intermittent-fasting-tracker/id6448909309/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/days-without-behavior-tracker/id6743569264/reviews)** |
| Number of ratings | **52K** | 7 |
| Positive reviews | 96.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 94 MB | 10 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Kai Oelfke](https://appshunter.io/developer/644779478) | [Santiago Gil](https://appshunter.io/developer/1803483894) |

## 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 (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fasty Monthly Donation | $0.99 | per month |
| Fasty Basic Monthly | $0.99 | per month |
| Fasty Basic Monthly | $1.99 | per month |
| Fasty Basic Yearly | $4.99 | per year |
| Fasty Pro Monthly | $6.99 | per month |
| Fasty Pro Yearly | $19.99 | per year |
| One Time Donation | $4.99 | one-time |
| Fasty Pro One Time | $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


### Days Without

[App page](https://appshunter.io/ios/app/days-without-behavior-tracker/id6743569264)

Track progress on personal goals and habits with a clean, intuitive interface. Set intentions, celebrate milestones, and stay motivated on your journey to a healthier, more mindful life.

**Highlights:** Track progress on habits, Measure time since last event, Minimalist design, Clear timelines, Celebrate milestones, Stay on track

**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 Days Without free?

Days Without is free to download, with no in-app purchases.

### Which has better reviews, Intermittent Fasting Tracker or Days Without?

Days Without is rated higher. Intermittent Fasting Tracker averages 4.9 out of 5 from 52K ratings, while Days Without averages 5.0 from 7 ratings.

### Do Intermittent Fasting Tracker or Days Without have ads?

Neither Intermittent Fasting Tracker nor Days Without shows ads.

### Which is updated more often, Intermittent Fasting Tracker or Days Without?

Intermittent Fasting Tracker ships an update every 2 weeks, and Days Without every 10 days. Most recently, Intermittent Fasting Tracker was updated on November 4, 2026 and Days Without on October 30, 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.*