# CNVRT vs Weicon

The clearest difference is price: Weicon at Free against CNVRT's $4.99. Weicon also leads on iOS requirement (13.0 vs 15.0). CNVRT's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

Weicon is free to download; CNVRT costs $4.99 up front. Weicon sells 2 in-app purchases, starting at $4.99 per month. CNVRT asks for nothing beyond the download.

CNVRT ships an update every 2 weeks, Weicon every 12 months. The most recent releases landed on September 18, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | CNVRT | Weicon |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.5 (19 ratings)](https://appshunter.io/ios/app/cnvrt-si-unit-conversion-tool/id1607762263/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 12 months |
| Monetization | Paid | — |
| Size | 1 MB | 28 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pascal Andraos](https://appshunter.io/developer/1328885685) | [kota tada](https://appshunter.io/developer/1658942612) |

## What reviewers say

### CNVRT

[App page](https://appshunter.io/ios/app/cnvrt-si-unit-conversion-tool/id1607762263)

Instantly convert over 200 units across 20 measurement categories, from weight and length to temperature and data storage. This tool simplifies metric and Imperial conversions for STEM professionals and everyday users alike.

**Highlights:** Over 200 units supported, 20 measurement categories, Instant conversions, Metric and Imperial units, Optimized for Apple devices, STEM and everyday use

**Features:** Vision Pro support

**In-app purchases:** none


### Weicon

[App page](https://appshunter.io/ios/app/weicon-weight-unit-converter/id6743514217)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $49.99 | per year |


## Frequently asked questions

### Is CNVRT free?

CNVRT costs $4.99, with no in-app purchases.

### Is Weicon free?

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

### Do CNVRT or Weicon have ads?

Weicon shows ads; CNVRT does not.

### Which is updated more often, CNVRT or Weicon?

CNVRT ships an update every 2 weeks, and Weicon every 12 months. Most recently, CNVRT was updated on September 18, 2026 and Weicon on July 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.*