# Plainfast vs Ocras

The clearest difference is update cadence: Ocras at every 4 days against Plainfast's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Plainfast sells 3 in-app purchases, starting at $6.99 per month and Ocras sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Plainfast ships an update weekly, Ocras every 4 days. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Plainfast | Ocras |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 53 MB | 53 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Terekhin](https://appshunter.io/developer/888645337) | [CONOR LUDDY](https://appshunter.io/developer/1812189044) |

## What reviewers say

### Plainfast

[App page](https://appshunter.io/ios/app/plainfast-fasting-tracker/id6745208675)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $19.99 | per year |
| Premium Lifetime | $14.99 | one-time |


### Ocras

[App page](https://appshunter.io/ios/app/ocras-intermittent-fasting/id6762506849)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ocras Pro | $3.99 | one-time |


## Frequently asked questions

### Is Plainfast free?

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

### Is Ocras free?

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

### Do Plainfast or Ocras have ads?

Neither Plainfast nor Ocras shows ads.

### Which is updated more often, Plainfast or Ocras?

Plainfast ships an update weekly, and Ocras every 4 days. Most recently, Plainfast was updated on November 8, 2026 and Ocras on November 9, 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.*