# Proportions App vs Keep Up Pro

The clearest difference is update cadence: Keep Up Pro at every 11 months against Proportions App's every 41 months. 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.

Proportions App ships an update every 41 months, Keep Up Pro every 11 months. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Proportions App | Keep Up Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/proportions-app/id658744171/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 11 months** |
| Monetization | Free | — |
| Size | 38 MB | 3 MB |
| Requires iOS | **14.6** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Paolo Montalto](https://appshunter.io/developer/658523910) | [Custom SPA](https://appshunter.io/developer/669345683) |

## What reviewers say

### Proportions App

[App page](https://appshunter.io/ios/app/proportions-app/id658744171)

This utility app quickly calculates unknown values in everyday ratios. It features a clean interface for easy setup and instant results, making it ideal for school, work, or daily tasks.

**Highlights:** Solve proportions instantly, Quick setup for unknown values, Clean and minimal interface, Ideal for everyday use, Focuses on single-unknown proportions

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

**In-app purchases:** none


### Keep Up Pro

[App page](https://appshunter.io/ios/app/keep-up-pro/id1622564443)

**In-app purchases:** none


## Frequently asked questions

### Is Proportions App free?

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

### Is Keep Up Pro free?

Keep Up Pro is free to download, with no in-app purchases.

### Do Proportions App or Keep Up Pro have ads?

Neither Proportions App nor Keep Up Pro shows ads.

### Which is updated more often, Proportions App or Keep Up Pro?

Proportions App ships an update every 41 months, and Keep Up Pro every 11 months. Most recently, Proportions App was updated on October 16, 2026 and Keep Up Pro on October 12, 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.*