# Speedy Diary vs When · Days That Matter

The clearest difference is update cadence: When · Days That Matter at every 3 days against Speedy Diary's every 2 weeks. Speedy Diary's advantage is iOS requirement (8.3 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Speedy Diary sells 1 one-off in-app purchase and When · Days That Matter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Speedy Diary ships an update every 2 weeks, When · Days That Matter every 3 days. The most recent releases landed on September 26, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Speedy Diary | When · Days That Matter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 12 MB | 6 MB |
| Requires iOS | **8.3** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Katherine Whitaker](https://appshunter.io/developer/1026973174) | [杰龙 刘](https://appshunter.io/developer/1481214183) |

## What reviewers say

### Speedy Diary

[App page](https://appshunter.io/ios/app/speedy-diary/id1029110535)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads! | $0.99 | one-time |


### When · Days That Matter

[App page](https://appshunter.io/ios/app/when-days-that-matter/id1616365331)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| When Premium · Lifetime Access | $0.99 | one-time |


## Frequently asked questions

### Is Speedy Diary free?

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

### Is When · Days That Matter free?

When · Days That Matter is free to download, with in-app purchases available.

### Do Speedy Diary or When · Days That Matter have ads?

Neither Speedy Diary nor When · Days That Matter shows ads.

### Which is updated more often, Speedy Diary or When · Days That Matter?

Speedy Diary ships an update every 2 weeks, and When · Days That Matter every 3 days. Most recently, Speedy Diary was updated on September 26, 2026 and When · Days That Matter on October 12, 2026.

---

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