# BI Design Wiki vs DES

The clearest difference is update cadence: DES at weekly against BI Design Wiki's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

BI Design Wiki ships an update every 3 months, DES weekly. The most recent releases landed on August 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BI Design Wiki | DES |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 3 MB | 66 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BI Innovation](https://appshunter.io/developer/1303499261) | [Arslan Baigabilov](https://appshunter.io/developer/1736561856) |

## What reviewers say

### BI Design Wiki

[App page](https://appshunter.io/ios/app/bi-design-wiki/id6446160939)

**Features:** macOS Compatibility

**In-app purchases:** none


### DES

[App page](https://appshunter.io/ios/app/des/id6479615131)

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

**In-app purchases:** none


## Frequently asked questions

### Is BI Design Wiki free?

BI Design Wiki is free to download, with no in-app purchases.

### Is DES free?

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

### Do BI Design Wiki or DES have ads?

Neither BI Design Wiki nor DES shows ads.

### Which is updated more often, BI Design Wiki or DES?

BI Design Wiki ships an update every 3 months, and DES weekly. Most recently, BI Design Wiki was updated on August 15, 2026 and DES on September 10, 2026.

---

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