# Roman Calculator vs 10K Timer

The clearest difference is price: 10K Timer at Free against Roman Calculator's $0.99. 10K Timer also leads on review sentiment (100% vs 80%) and ratings volume (18 vs 4). Roman Calculator's advantage is rating (5.0 vs 4.4) and in-app purchases (none vs 1). On update cadence and device support there is nothing between them.

10K Timer is free to download; Roman Calculator costs $0.99 up front. 10K Timer sells 1 one-off in-app purchase. Roman Calculator asks for nothing beyond the download.

Roman Calculator holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 4 and 18 respectively. Written reviews complicate that: 80% of Roman Calculator's written reviews are positive against 100% of 10K Timer's, so the app with the better star average is not the one people write more warmly about.

Roman Calculator ships an update every 5 months, 10K Timer every 9 months. The most recent releases landed on October 5, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Roman Calculator | 10K Timer |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/roman-calculator/id415183786/reviews)** | [4.4 (18 ratings)](https://appshunter.io/ios/app/10k-timer-focus-time-tracker/id1498717635/reviews) |
| Number of ratings | 4 | **18** |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 9 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 41 MB | 110 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Millhouse](https://appshunter.io/developer/415183789) | [建瑛 贾](https://appshunter.io/developer/793015721) |

## What reviewers say

### Roman Calculator

[App page](https://appshunter.io/ios/app/roman-calculator/id415183786)

This calculator handles standard arithmetic and introduces roman numeral calculations, including fractions. Customize the look with different backgrounds and button styles. It offers advanced functions like trigonometry and memory in landscape mode.

**Highlights:** Roman numeral calculations, Roman fraction support, Convert Roman to Arabic and vice versa, Customizable backgrounds and button styles, Advanced functions (sin, cos, tan, sqrt, memory), Landscape mode with expanded functions

**Features:** macOS Compatibility

**In-app purchases:** none


### 10K Timer

[App page](https://appshunter.io/ios/app/10k-timer-focus-time-tracker/id1498717635)

This app helps you track the time invested in important tasks for significant achievements. It automatically records and accumulates your focused work and study time without manual input. Features include multi-task support, visual timers, and detailed task usage statistics.

**Highlights:** Automatic time tracking, Multi-task support, Visual timer, Task time statistics, Task style customization, Powerful quotes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Focus Pack | $7.99 | one-time |


## Frequently asked questions

### Is Roman Calculator free?

Roman Calculator costs $0.99, with no in-app purchases.

### Is 10K Timer free?

10K Timer is free to download, with in-app purchases available.

### Which has better reviews, Roman Calculator or 10K Timer?

Roman Calculator is rated higher. Roman Calculator averages 5.0 out of 5 from 4 ratings, while 10K Timer averages 4.4 from 18 ratings.

### Do Roman Calculator or 10K Timer have ads?

10K Timer shows ads; Roman Calculator does not.

### Which is updated more often, Roman Calculator or 10K Timer?

Roman Calculator ships an update every 5 months, and 10K Timer every 9 months. Most recently, Roman Calculator was updated on October 5, 2026 and 10K Timer on October 20, 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.*