# Arc+ vs Equal Space

The clearest difference is price: Arc+ at Free against Equal Space's $0.99. Arc+ also leads on iOS requirement (15.6 vs 17.6). Equal Space's advantage is in-app purchases (none vs 1) and update cadence (every 6 weeks vs every 4 months). On ads and device support there is nothing between them.

Arc+ is free to download; Equal Space costs $0.99 up front. Arc+ sells 1 one-off in-app purchase. Equal Space asks for nothing beyond the download.

Arc+ ships an update every 4 months, Equal Space every 6 weeks. The most recent releases landed on October 29, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Arc+ | Equal Space |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (119 ratings)](https://appshunter.io/ios/app/arc-plus/id1464058503/reviews)** | — |
| Number of ratings | **119** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 1 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Saad](https://appshunter.io/developer/1291109619) | [Andrew Robinson](https://appshunter.io/developer/389951880) |

## What reviewers say

### Arc+

[App page](https://appshunter.io/ios/app/arc-plus/id1464058503)

This utility app helps users calculate various dimensions of circular arcs, including radius, length, width, and height. It offers a simple interface where users input two known values to derive the rest. Additional features include a unit converter, result saving, and sharing capabilities.

**Highlights:** Calculate Radius, Length, Width, Height, Tangent, Input two known values to find others, Measurement units converter, Save results to favorites, Share calculations

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Blocker | $4.99 | one-time |


### Equal Space

[App page](https://appshunter.io/ios/app/equal-space/id6743153922)

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

**In-app purchases:** none


## Frequently asked questions

### Is Arc+ free?

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

### Is Equal Space free?

Equal Space costs $0.99, with no in-app purchases.

### Do Arc+ or Equal Space have ads?

Neither Arc+ nor Equal Space shows ads.

### Which is updated more often, Arc+ or Equal Space?

Arc+ ships an update every 4 months, and Equal Space every 6 weeks. Most recently, Arc+ was updated on October 29, 2026 and Equal Space on October 22, 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.*