# Fasty vs Bads

The clearest difference is in-app purchases: Fasty at none against Bads's 3. Fasty also leads on iOS requirement (14.0 vs 26.2). Bads's advantage is update cadence (every 3 weeks vs every 16 months). On price, ads and device support there is nothing between them.

Both are free to download. Bads sells 3 one-off in-app purchases. Fasty asks for nothing beyond the download.

Fasty ships an update every 16 months, Bads every 3 weeks. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Fasty | Bads |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/fasty-fasting-tracker/id1596329455/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 2 MB | 17 MB |
| Requires iOS | **14.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Forest and the Trees, LLC](https://appshunter.io/developer/1596329457) | [Oliver Dieke](https://appshunter.io/developer/1583648769) |

## What reviewers say

### Fasty

[App page](https://appshunter.io/ios/app/fasty-fasting-tracker/id1596329455)

This app helps users track intermittent fasting by monitoring fasting days and eating periods. It supports weight tracking in both pounds and kilograms and does not collect user data.

**Highlights:** Intermittent fasting tracking, Weight tracking, Fasting day monitoring, Eating period logging, Pound and kilogram support, No data collection

**In-app purchases:** none


### Bads

[App page](https://appshunter.io/ios/app/bads-know-your-patterns/id6760627668)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $3.99 | one-time |
| Large Tip | $8.99 | one-time |


## Frequently asked questions

### Is Fasty free?

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

### Is Bads free?

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

### Do Fasty or Bads have ads?

Neither Fasty nor Bads shows ads.

### Which is updated more often, Fasty or Bads?

Fasty ships an update every 16 months, and Bads every 3 weeks. Most recently, Fasty was updated on October 1, 2026 and Bads on October 13, 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.*