# Units and Metrics vs Zero Plus 0+

The clearest difference is update cadence: Zero Plus 0+ at weekly against Units and Metrics's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Units and Metrics ships an update every 2 weeks, Zero Plus 0+ weekly. The most recent releases landed on November 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Units and Metrics | Zero Plus 0+ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 20 MB | 26 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Reno Softwares](https://appshunter.io/developer/1778003915) | [Stylelands Global Limited](https://appshunter.io/developer/1787393006) |

## What reviewers say

### Units and Metrics

[App page](https://appshunter.io/ios/app/units-and-metrics/id6737802252)

This app provides instant unit conversions across a wide range of categories, including everyday measurements and specialized fields. It features an offline mode, the ability to save favorite conversions, and a customizable interface with light and dark themes. Users can also manage their conversion history.

**Highlights:** Real-time conversions, Offline mode, Save favorite conversions, Customizable themes, Conversion history management, Comprehensive categories

**Features:** macOS Compatibility

**In-app purchases:** none


### Zero Plus 0+

[App page](https://appshunter.io/ios/app/zero-plus-0-plus/id6742864482)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Units and Metrics free?

Units and Metrics is free to download, with no in-app purchases.

### Is Zero Plus 0+ free?

Zero Plus 0+ is free to download, with no in-app purchases.

### Do Units and Metrics or Zero Plus 0+ have ads?

Neither Units and Metrics nor Zero Plus 0+ shows ads.

### Which is updated more often, Units and Metrics or Zero Plus 0+?

Units and Metrics ships an update every 2 weeks, and Zero Plus 0+ weekly. Most recently, Units and Metrics was updated on November 12, 2026 and Zero Plus 0+ on October 25, 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.*