# YiDa vs ProttoBau

The clearest difference is in-app purchases: ProttoBau at none against YiDa's 8. ProttoBau also leads on update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. YiDa sells 8 one-off in-app purchases. ProttoBau asks for nothing beyond the download.

YiDa ships an update every 5 weeks, ProttoBau fortnightly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | YiDa | ProttoBau |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (166 ratings)](https://appshunter.io/ios/app/yida-vpn/id6504493100/reviews)** | — |
| Number of ratings | **166** | — |
| Positive reviews | 63.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 41 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Barham Architects, LLC](https://appshunter.io/developer/1892834202) | [VCA Virtual Catalogue Applications UG (haftungsbeschrankt)](https://appshunter.io/developer/1874340208) |

## What reviewers say

### YiDa

[App page](https://appshunter.io/ios/app/yida-vpn/id6504493100)

Secure your online activity and protect your IP address on any public network. This app offers a one-click connection for ease of use and includes practical tools to enhance efficiency. Real customer service is available 24/7 for support.

**Highlights:** Network security, IP address protection, One-click connection, Practical tools, 24/7 customer service

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7 days VIP | $1.89 | one-time |
| 7 days SVIP | $2.89 | one-time |
| 1 month VIP | $4.39 | one-time |
| 1 month SVIP | $6.39 | one-time |
| 3 months VIP | $10.49 | one-time |
| 3 months SVIP | $14.99 | one-time |
| 12 months VIP | $34.99 | one-time |
| 12 months SVIP | $49.99 | one-time |


### ProttoBau

[App page](https://appshunter.io/ios/app/prottobau/id6758674128)

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

**In-app purchases:** none


## Frequently asked questions

### Is YiDa free?

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

### Is ProttoBau free?

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

### Do YiDa or ProttoBau have ads?

Neither YiDa nor ProttoBau shows ads.

### Which is updated more often, YiDa or ProttoBau?

YiDa ships an update every 5 weeks, and ProttoBau fortnightly. Most recently, YiDa was updated on October 30, 2026 and ProttoBau on October 24, 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.*