# Conversion Calculator vs Weights Converter

The clearest difference is price: Conversion Calculator at Free against Weights Converter's $0.99. Conversion Calculator also leads on device support (3 vs 1). Weights Converter's advantage is in-app purchases (none vs 1) and update cadence (daily vs every 5 weeks). On review sentiment, ads and iOS requirement there is nothing between them.

Conversion Calculator is free to download; Weights Converter costs $0.99 up front. Conversion Calculator sells 1 one-off in-app purchase. Weights Converter asks for nothing beyond the download.

Conversion Calculator ships an update every 5 weeks, Weights Converter daily. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Conversion Calculator | Weights Converter |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (165 ratings)](https://appshunter.io/ios/app/conversion-calculator-metric/id6468678523/reviews)** | — |
| Number of ratings | **165** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 7 MB | 1 MB |
| Requires iOS | **17.0** | 17.4 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Collins Cheruiyot](https://appshunter.io/developer/1579009978) | [Matthew Davis](https://appshunter.io/developer/1745002087) |

## What reviewers say

### Conversion Calculator

[App page](https://appshunter.io/ios/app/conversion-calculator-metric/id6468678523)

Easily convert between metric and imperial units for weight, length, temperature, area, and time. This app offers precise, fast results with a clean interface, working offline for daily, travel, school, or work needs.

**Highlights:** Metric and imperial unit conversion, Weight, length, temperature, area, time, Offline functionality, Precise and fast results, Clean and minimal interface, Over 100 measurement types

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access forever | $8.99 | one-time |


### Weights Converter

[App page](https://appshunter.io/ios/app/weights-converter/id6502307943)

Instantly convert between various units of weight. Add multiple weight combinations and perform conversions quickly and easily.

**Highlights:** Instant weight unit conversion, Supports multiple weight combinations, Simple and quick interface, Add custom weights

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Conversion Calculator free?

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

### Is Weights Converter free?

Weights Converter costs $0.99, with no in-app purchases.

### Do Conversion Calculator or Weights Converter have ads?

Neither Conversion Calculator nor Weights Converter shows ads.

### Which is updated more often, Conversion Calculator or Weights Converter?

Conversion Calculator ships an update every 5 weeks, and Weights Converter daily. Most recently, Conversion Calculator was updated on October 23, 2026 and Weights Converter 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.*