# Ratio & Proportion Calculator vs Proportion Solver

The clearest difference is rating: Ratio & Proportion Calculator at 4.7 against Proportion Solver's 3.0. Ratio & Proportion Calculator also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 6 weeks). Proportion Solver's advantage is in-app purchases (none vs 8). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ratio & Proportion Calculator sells 8 one-off in-app purchases. Proportion Solver asks for nothing beyond the download.

Ratio & Proportion Calculator holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Ratio & Proportion Calculator has 16 ratings behind it against 2, so its average is the more settled of the two.

Ratio & Proportion Calculator ships an update every 3 weeks, Proportion Solver every 6 weeks. The most recent releases landed on August 26, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Ratio & Proportion Calculator | Proportion Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (16 ratings)](https://appshunter.io/ios/app/ratio-and-proportion-calculator/id1497341674/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/proportion-solver/id1532616220/reviews) |
| Number of ratings | **16** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 179 MB | 47 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Francesco Varotti](https://appshunter.io/developer/1501752853) |

## What reviewers say

### Ratio & Proportion Calculator

[App page](https://appshunter.io/ios/app/ratio-and-proportion-calculator/id1497341674)

Easily solve proportion problems by entering three of the four variables. This app provides detailed step-by-step solutions and saves all your calculations in a history for later review. Fractions, decimals, and constants are supported.

**Highlights:** Solve proportions with 3 variables, Detailed solution steps, Calculation history, Supports fractions and decimals, Option to remove ads

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


### Proportion Solver

[App page](https://appshunter.io/ios/app/proportion-solver/id1532616220)

This app provides step-by-step solutions for mathematical proportions. It's designed for students and math enthusiasts to learn, practice, and simplify calculations with an intuitive interface and theoretical resources.

**Highlights:** Automatic proportion solving with steps, Theory cards for understanding, Advanced math keyboard, Intuitive interface, Integrated learning, Supports all proportion types

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

**In-app purchases:** none


## Frequently asked questions

### Is Ratio & Proportion Calculator free?

Ratio & Proportion Calculator is free to download, with in-app purchases available.

### Is Proportion Solver free?

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

### Which has better reviews, Ratio & Proportion Calculator or Proportion Solver?

Ratio & Proportion Calculator is rated higher. Ratio & Proportion Calculator averages 4.7 out of 5 from 16 ratings, while Proportion Solver averages 3.0 from 2 ratings.

### Do Ratio & Proportion Calculator or Proportion Solver have ads?

Proportion Solver shows ads; Ratio & Proportion Calculator does not.

### Which is updated more often, Ratio & Proportion Calculator or Proportion Solver?

Ratio & Proportion Calculator ships an update every 3 weeks, and Proportion Solver every 6 weeks. Most recently, Ratio & Proportion Calculator was updated on August 26, 2026 and Proportion Solver on September 3, 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.*