# WDL Spot vs ProofLink

The clearest difference is iOS requirement: WDL Spot at 9.1 against ProofLink's 15. 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.

WDL Spot ships an update weekly, ProofLink every 5 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | WDL Spot | ProofLink |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Size | 3 MB | 41 MB |
| Requires iOS | **9.1** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASKEY COMPUTER CORP](https://appshunter.io/developer/1085004047) | [Mashang Traceability (Shanghai) Technology Co., Ltd.](https://appshunter.io/developer/1825050994) |

## What reviewers say

### WDL Spot

[App page](https://appshunter.io/ios/app/wdl-spot/id1225916176)

**In-app purchases:** none


### ProofLink

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WDL Spot free?

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

### Is ProofLink free?

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

### Do WDL Spot or ProofLink have ads?

Neither WDL Spot nor ProofLink shows ads.

### Which is updated more often, WDL Spot or ProofLink?

WDL Spot ships an update weekly, and ProofLink every 5 days. Most recently, WDL Spot was updated on October 26, 2026 and ProofLink on October 30, 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.*