# ProofLink vs X WhiteGate

The clearest difference is in-app purchases: ProofLink at none against X WhiteGate's 1. ProofLink also leads on update cadence (every 5 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. X WhiteGate sells 1 one-off in-app purchase. ProofLink asks for nothing beyond the download.

ProofLink ships an update every 5 days, X WhiteGate every 2 weeks. The most recent releases landed on September 19, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | ProofLink | X WhiteGate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 41 MB | 10 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mashang Traceability (Shanghai) Technology Co., Ltd.](https://appshunter.io/developer/1825050994) | [ASAPP STUDIO](https://appshunter.io/developer/1338092352) |

## What reviewers say

### ProofLink

[App page](https://appshunter.io/ios/app/prooflink/id6748296486)

**Features:** macOS Compatibility

**In-app purchases:** none


### X WhiteGate

[App page](https://appshunter.io/ios/app/x-whitegate/id6749163202)

**Features:** macOS Compatibility, Safari Extension

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| X WhiteGate Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is ProofLink free?

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

### Is X WhiteGate free?

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

### Do ProofLink or X WhiteGate have ads?

Neither ProofLink nor X WhiteGate shows ads.

### Which is updated more often, ProofLink or X WhiteGate?

ProofLink ships an update every 5 days, and X WhiteGate every 2 weeks. Most recently, ProofLink was updated on September 19, 2026 and X WhiteGate on September 6, 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.*