# ArcFast vs Orbo

The clearest difference is update cadence: Orbo at daily against ArcFast's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ArcFast sells 2 in-app purchases, starting at $4.99 per month and Orbo sells 3 in-app purchases, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.

ArcFast ships an update every 6 weeks, Orbo daily. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ArcFast | Orbo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arcfast-fasting-tracker/id6760943015/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 28 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KYRYL PEKAROV](https://appshunter.io/developer/1886950842) | [Abdulrahman Almazroua](https://appshunter.io/developer/1872154177) |

## What reviewers say

### ArcFast

[App page](https://appshunter.io/ios/app/arcfast-fasting-tracker/id6760943015)

Track your intermittent fasting with a simple, ad-free timer. Monitor your metabolic phase, view progress charts, and customize your fasting schedule. Includes meal calorie estimates and home screen widgets.

**Highlights:** Ad-free intermittent fasting timer, Real-time metabolic phase tracking, Fasting streaks and progress charts, Customizable fasting schedules, Home screen widgets, Meal calorie estimation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $39.99 | per year |


### Orbo

[App page](https://appshunter.io/ios/app/orbo-intermittent-fasting/id6804488974)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.49 | per month |
| 6 months | $7.79 | per 6 months |
| 12 months | $17.90 | per year |


## Frequently asked questions

### Is ArcFast free?

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

### Is Orbo free?

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

### Do ArcFast or Orbo have ads?

Neither ArcFast nor Orbo shows ads.

### Which is updated more often, ArcFast or Orbo?

ArcFast ships an update every 6 weeks, and Orbo daily. Most recently, ArcFast was updated on October 12, 2026 and Orbo on October 15, 2026.

---

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