# Habi vs Dian Dian

The clearest difference is ads: Habi at none against Dian Dian's shown. Dian Dian's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Habi sells 4 one-off in-app purchases and Dian Dian sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Habi ships an update every 9 days, Dian Dian every 5 days. Both last shipped on November 9, 2026.

## The numbers

| Metric | Habi | Dian Dian |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 5 days** |
| Size | 2 MB | 65 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yohei Igarashi](https://appshunter.io/developer/1099551705) | [Override SAS](https://appshunter.io/developer/1888186144) |

## What reviewers say

### Habi

[App page](https://appshunter.io/ios/app/habi-simple-habit-tracker/id6761236855)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip Jar | $0.49 | one-time |
| Tip Jar | $0.99 | one-time |
| Tip Jar | $1.99 | one-time |
| Tip Jar | $2.99 | one-time |


### Dian Dian

[App page](https://appshunter.io/ios/app/dian-dian-year-tracker/id6761432329)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $8.99 | per year |
| Premium Lifetime | $22.99 | one-time |


## Frequently asked questions

### Is Habi free?

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

### Is Dian Dian free?

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

### Do Habi or Dian Dian have ads?

Dian Dian shows ads; Habi does not.

### Which is updated more often, Habi or Dian Dian?

Habi ships an update every 9 days, and Dian Dian every 5 days. Most recently, Habi was updated on November 9, 2026 and Dian Dian 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.*