# Diooist vs DiooistPro

The clearest difference is iOS requirement: Diooist at 11.0 against DiooistPro's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Diooist | DiooistPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 56 MB | 27 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [子昂 李](https://appshunter.io/developer/1741659620) | [Guangdong Dioo Equipment Co., Ltd](https://appshunter.io/developer/1892936006) |

## What reviewers say

### Diooist

[App page](https://appshunter.io/ios/app/diooist/id6499391524)

**Features:** macOS Compatibility

**In-app purchases:** none


### DiooistPro

[App page](https://appshunter.io/ios/app/diooistpro/id6762105717)

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

**In-app purchases:** none


## Frequently asked questions

### Is Diooist free?

Diooist is free to download, with no in-app purchases.

### Is DiooistPro free?

DiooistPro is free to download, with no in-app purchases.

### Do Diooist or DiooistPro have ads?

Neither Diooist nor DiooistPro shows ads.

### Which is updated more often, Diooist or DiooistPro?

Diooist ships an update every 3 months, and DiooistPro every 3 months. Most recently, Diooist was updated on November 4, 2026 and DiooistPro on October 31, 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.*