# Toolbox vs UnitNote

The clearest difference is in-app purchases: Toolbox at none against UnitNote's 1. Toolbox also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). UnitNote's advantage is ads (none vs shown). On price and update cadence there is nothing between them.

Both are free to download. UnitNote sells 1 one-off in-app purchase. Toolbox asks for nothing beyond the download.

Toolbox ships an update every 9 days, UnitNote fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Toolbox | UnitNote |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 53 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [jong man yang](https://appshunter.io/developer/1875658812) | [SOON HUH](https://appshunter.io/developer/6795952120) |

## What reviewers say

### Toolbox

[App page](https://appshunter.io/ios/app/toolbox-compass-level-and-more/id6761562086)

**In-app purchases:** none


### UnitNote

[App page](https://appshunter.io/ios/app/unitnote-conversor/id6795952118)

This tool simplifies unit conversions for everyday and professional needs. Customize your home screen with unit cards, perform quick calculations with a numeric keypad and formula input, and compare values across different units in a workspace. It supports a wide range of units and offers multiple themes and languages.

**Highlights:** Customizable home screen with unit cards, Numeric keypad and formula input, Intuitive unit selection and card arrangement, Workspace for comparing multiple unit conversions, Support for diverse units (length, area, volume, etc.), Favorites and recent history, Multiple themes and languages

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UnitNote Pro | $2.99 | one-time |


## Frequently asked questions

### Is Toolbox free?

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

### Is UnitNote free?

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

### Do Toolbox or UnitNote have ads?

Toolbox shows ads; UnitNote does not.

### Which is updated more often, Toolbox or UnitNote?

Toolbox ships an update every 9 days, and UnitNote fortnightly. Most recently, Toolbox was updated on October 25, 2026 and UnitNote on October 24, 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.*