# Simple Timecode Calculator vs StoneKey

The clearest difference is rating: StoneKey at 3.6 against Simple Timecode Calculator's 2.4. StoneKey also leads on update cadence (every 3 weeks vs every 5 months) and iOS requirement (12.0 vs 14.1). Simple Timecode Calculator's advantage is in-app purchases (none vs 4) and review sentiment (33% vs 6%). On ratings volume, ads, monetization model and device support there is nothing between them.

Simple Timecode Calculator costs $0.99 and StoneKey $1.99 up front. StoneKey sells 4 one-off in-app purchases. Simple Timecode Calculator asks for nothing beyond the download.

StoneKey holds the better App Store score, 3.6 against 2.4. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews complicate that: 33% of Simple Timecode Calculator's written reviews are positive against 6% of StoneKey's, so the app with the better star average is not the one people write more warmly about.

Simple Timecode Calculator ships an update every 5 months, StoneKey every 3 weeks. Both last shipped on October 29, 2026.

## The numbers

| Metric | Simple Timecode Calculator | StoneKey |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | [2.4 (7 ratings)](https://appshunter.io/ios/app/simple-timecode-calculator/id994683052/reviews) | **[3.6 (5 ratings)](https://appshunter.io/ios/app/stonekey-custom-keyboard/id1083449145/reviews)** |
| Number of ratings | **7** | 5 |
| Positive reviews | **33.3% of reviews** | 6.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 1 MB | 4 MB |
| Requires iOS | 14.1 | **12.0** |
| Devices | iPhone, iPod, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daan van de Westelaken](https://appshunter.io/developer/994683051) | [P S](https://appshunter.io/developer/1083449144) |

## What reviewers say

### Simple Timecode Calculator

[App page](https://appshunter.io/ios/app/simple-timecode-calculator/id994683052)

Perform calculations on video timecodes with various frame rates. Features a ticker tape for easy value assignment to memory buttons. Compatible with iOS 14.1+ devices.

**Highlights:** Timecode calculations, Supports multiple frame rates, Ticker tape function, Memory buttons, Landscape orientation mode

**In-app purchases:** none


### StoneKey

[App page](https://appshunter.io/ios/app/stonekey-custom-keyboard/id1083449145)

Personalize your typing experience with a custom keyboard featuring original 3D designs, vibrant color themes, and animation effects. Enjoy enhanced convenience with specialized layouts, easy cursor control, and support for multiple languages.

**Highlights:** Original 3D design, Beautiful color themes, Variety of animation effects, Multiple input languages, Easy cursor control, Specific layouts for text fields

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Golden Violet Color Theme | $0.99 | one-time |
| Light Violet Color Theme | $0.99 | one-time |
| Lavender Pink Color Theme | $0.99 | one-time |
| Ocean Green Color Theme | $0.99 | one-time |


## Frequently asked questions

### Is Simple Timecode Calculator free?

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

### Is StoneKey free?

StoneKey costs $1.99, and also offers in-app purchases.

### Which has better reviews, Simple Timecode Calculator or StoneKey?

StoneKey is rated higher. Simple Timecode Calculator averages 2.4 out of 5 from 7 ratings, while StoneKey averages 3.6 from 5 ratings.

### Do Simple Timecode Calculator or StoneKey have ads?

Neither Simple Timecode Calculator nor StoneKey shows ads.

### Which is updated more often, Simple Timecode Calculator or StoneKey?

Simple Timecode Calculator ships an update every 5 months, and StoneKey every 3 weeks. Most recently, Simple Timecode Calculator was updated on October 29, 2026 and StoneKey on October 29, 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.*