# Progress vs Private Diary

The clearest difference is iOS requirement: Private Diary at 15.1 against Progress's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Progress sells 2 in-app purchases, starting at $3.99 per month and Private Diary sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Progress ships an update every 2 weeks, Private Diary weekly. The most recent releases landed on September 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Progress | Private Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 27 MB | 42 MB |
| Requires iOS | 26.2 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Pim Croon](https://appshunter.io/developer/1886928279) | [ANNR Studio](https://appshunter.io/developer/6785540709) |

## What reviewers say

### Progress

[App page](https://appshunter.io/ios/app/progress-fitness-tracker/id6760937208)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Progress PRO | $3.99 | per month |
| PRO Yearly | $24.99 | per year |


### Private Diary

[App page](https://appshunter.io/ios/app/private-diary-scriptum/id6803934474)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $17.99 | per year |
| Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Progress free?

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

### Is Private Diary free?

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

### Do Progress or Private Diary have ads?

Neither Progress nor Private Diary shows ads.

### Which is updated more often, Progress or Private Diary?

Progress ships an update every 2 weeks, and Private Diary weekly. Most recently, Progress was updated on September 8, 2026 and Private Diary on September 17, 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.*