# Four Days vs BellPace

The clearest difference is price: BellPace at Free against Four Days's $1.99. BellPace also leads on update cadence (weekly vs every 4 months). Four Days's advantage is ads (none vs shown) and iOS requirement (13.4 vs 16.4). On in-app purchases and device support there is nothing between them.

BellPace is free to download; Four Days costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Four Days ships an update every 4 months, BellPace weekly. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Four Days | BellPace |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[2.6 (8 ratings)](https://appshunter.io/ios/app/four-days/id1467531634/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Paid | — |
| Size | 23 MB | 110 MB |
| Requires iOS | **13.4** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sergio Gutierrez Mota](https://appshunter.io/developer/1467531633) | [Kamil Chec](https://appshunter.io/developer/1841598251) |

## What reviewers say

### Four Days

[App page](https://appshunter.io/ios/app/four-days/id1467531634)

This app helps manage food allergies by tracking your diet. It guides you through a rotation diet to avoid repetitive food consumption and prevent new intolerances. Maintain dietary diversity and support gut health.

**Highlights:** Rotation diet tracking, Avoid food repetition, Prevent new intolerances, Enhance nutrient diversity, Support gut healing

**Features:** macOS Compatibility

**In-app purchases:** none


### BellPace

[App page](https://appshunter.io/ios/app/bellpace/id6752892679)

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

**In-app purchases:** none


## Frequently asked questions

### Is Four Days free?

Four Days costs $1.99, with no in-app purchases.

### Is BellPace free?

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

### Do Four Days or BellPace have ads?

BellPace shows ads; Four Days does not.

### Which is updated more often, Four Days or BellPace?

Four Days ships an update every 4 months, and BellPace weekly. Most recently, Four Days was updated on October 1, 2026 and BellPace on October 4, 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.*