# WELT vs WattCheck

The clearest difference is in-app purchases: WELT at none against WattCheck's 3. WELT also leads on iOS requirement (16.0 vs 18.0). WattCheck's advantage is update cadence (every 5 weeks vs every 17 months). On price, ads and device support there is nothing between them.

Both are free to download. WattCheck sells 3 in-app purchases, starting at $1.99 per 7 days. WELT asks for nothing beyond the download.

WELT ships an update every 17 months, WattCheck every 5 weeks. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | WELT | WattCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/wattcheck-cable-tester/id6790480866/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 5 weeks** |
| Monetization | — | Freemium |
| Size | 1 MB | 16 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nikolay Nikitin](https://appshunter.io/developer/1519639177) | [SUN TEAME PTE. LTD.](https://appshunter.io/developer/941073095) |

## What reviewers say

### WELT

[App page](https://appshunter.io/ios/app/welt-010/id1519638845)

**In-app purchases:** none


### WattCheck

[App page](https://appshunter.io/ios/app/wattcheck-cable-tester/id6790480866)

This app helps you test and compare your charging cables and power adapters. It estimates charging performance over time, allowing you to rank your cables and identify the best and weakest charging gear. Clean up your cable drawer and stop guessing which cable is slowing you down.

**Highlights:** Charging performance test, 5, 10, and 20 minute results, Cable ranking, Best and weakest cable detection, Charger comparison, Test history, CSV export

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WattCheck Premium Weekly | $1.99 | per 7 days |
| WattCheck Premium Monthly | $5.99 | per month |
| WattCheck Premium Yearly | $29.99 | per year |


## Frequently asked questions

### Is WELT free?

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

### Is WattCheck free?

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

### Do WELT or WattCheck have ads?

Neither WELT nor WattCheck shows ads.

### Which is updated more often, WELT or WattCheck?

WELT ships an update every 17 months, and WattCheck every 5 weeks. Most recently, WELT was updated on October 27, 2026 and WattCheck on October 7, 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.*