# CalcKX vs G1RL

The clearest difference is in-app purchases: CalcKX at none against G1RL's 10. CalcKX also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. G1RL sells 10 one-off in-app purchases. CalcKX asks for nothing beyond the download.

CalcKX ships an update every 4 days, G1RL fortnightly. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | CalcKX | G1RL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/g1rl/id6766277231/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 40 MB |
| Requires iOS | **14.1** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martin Kowollik](https://appshunter.io/developer/1496665932) | [MIGUEL GARCIA](https://appshunter.io/developer/1891785065) |

## What reviewers say

### CalcKX

[App page](https://appshunter.io/ios/app/calckx/id1583409123)

**Features:** macOS Compatibility

**In-app purchases:** none


### G1RL

[App page](https://appshunter.io/ios/app/g1rl/id6766277231)

This app provides a fully functional graphing calculator with all essential TI-84 functions. It offers a customizable experience with various themes and key styles, including a unique 'Girl Math' mode for quick calculations. The free version is fully functional with no ads or subscriptions.

**Highlights:** Graphing calculator with TI-84 functions, Customizable themes and key styles, Girl Math toggle for quick calculations, Recent calculations strip, Full calculation history log, DEG/RAD toggle for trig functions

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Y2K Mirror | $0.99 | one-time |
| Aqua Glass | $0.99 | one-time |
| Sunset Lava Theme | $0.99 | one-time |
| Iridescent | $0.99 | one-time |
| Candy Shop | $0.99 | one-time |
| Chrome | $0.99 | one-time |
| Liquid Glass | $0.99 | one-time |
| Lava Lamp | $0.99 | one-time |
| Charms | $0.99 | one-time |
| G1RL Pro Pass | $4.99 | one-time |


## Frequently asked questions

### Is CalcKX free?

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

### Is G1RL free?

G1RL is free to download, with in-app purchases available.

### Do CalcKX or G1RL have ads?

Neither CalcKX nor G1RL shows ads.

### Which is updated more often, CalcKX or G1RL?

CalcKX ships an update every 4 days, and G1RL fortnightly. Most recently, CalcKX was updated on October 25, 2026 and G1RL on October 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.*