# aspect vs Calcutron

The clearest difference is price: aspect at Free against Calcutron's $0.99. aspect also leads on update cadence (every 13 months vs every 33 months) and iOS requirement (12.0 vs 14.7). Calcutron's advantage is rating (5.0 vs 3.3) and review sentiment (100% vs 60%). On ratings volume, ads, in-app purchases and device support there is nothing between them.

aspect is free to download; Calcutron costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calcutron holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively. Written reviews point the same way: 60% of aspect's written reviews are positive against 100% of Calcutron's.

aspect ships an update every 13 months, Calcutron every 33 months. The most recent releases landed on September 18, 2026 and June 8, 2026 respectively.

## The numbers

| Metric | aspect | Calcutron |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.3 (4 ratings)](https://appshunter.io/ios/app/aspectratio/id698009702/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/calcutron/id867388850/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 33 months |
| Monetization | **Free** | Paid |
| Size | 1 MB | 0 MB |
| Requires iOS | **12.0** | 14.7 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [manolo Sanudo](https://appshunter.io/developer/303477234) | [Solo Design, LLC](https://appshunter.io/developer/867388853) |

## What reviewers say

### aspect

[App page](https://appshunter.io/ios/app/aspectratio/id698009702)

Easily calculate any ratio for design projects. Input a base ratio and either width or height to automatically determine the other dimension. Offers dark and light themes for usability in any lighting.

**Highlights:** Calculate any ratio, Input base ratio, Calculate missing dimension, Dark and light themes, Option to disable result rounding

**In-app purchases:** none


### Calcutron

[App page](https://appshunter.io/ios/app/calcutron/id867388850)

This tool helps designers, developers, and artists proportionally resize digital assets. Easily calculate new dimensions for images, videos, or layouts by entering one measurement.

**Highlights:** Calculate missing dimension automatically, Use common or custom aspect ratios, Save frequently used sizes, Swap width and height with one tap, Round dimensions to specified decimal places

**In-app purchases:** none


## Frequently asked questions

### Is aspect free?

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

### Is Calcutron free?

Calcutron costs $0.99, with no in-app purchases.

### Which has better reviews, aspect or Calcutron?

Calcutron is rated higher. aspect averages 3.3 out of 5 from 4 ratings, while Calcutron averages 5.0 from 3 ratings.

### Do aspect or Calcutron have ads?

Neither aspect nor Calcutron shows ads.

### Which is updated more often, aspect or Calcutron?

aspect ships an update every 13 months, and Calcutron every 33 months. Most recently, aspect was updated on September 18, 2026 and Calcutron on June 8, 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.*