# GeoFormulas by ChatStick vs Quick Formula Calculator

The clearest difference is update cadence: Quick Formula Calculator at monthly against GeoFormulas by ChatStick's every 7 months. Quick Formula Calculator also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. GeoFormulas by ChatStick sells 1 one-off in-app purchase and Quick Formula Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

GeoFormulas by ChatStick ships an update every 7 months, Quick Formula Calculator monthly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | GeoFormulas by ChatStick | Quick Formula Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/quick-formula-calculator/id6754241699/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 32 MB |
| Requires iOS | 18.4 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [庆鸿 林](https://appshunter.io/developer/1558629938) |

## What reviewers say

### GeoFormulas by ChatStick

[App page](https://appshunter.io/ios/app/geoformulas-by-chatstick/id6751835608)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Feature | $2.99 | one-time |


### Quick Formula Calculator

[App page](https://appshunter.io/ios/app/quick-formula-calculator/id6754241699)

Create custom calculators for any purpose, from academic studies to financial planning. Define variables, functions, and units for precise results. Organize and save your formulas with ease, and access a built-in date calculator for planning.

**Highlights:** Build custom calculators, Define variables and units, Use common math functions, Organize formulas with tags, Automatic calculation history, Built-in date calculator

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $9.99 | one-time |


## Frequently asked questions

### Is GeoFormulas by ChatStick free?

GeoFormulas by ChatStick is free to download, with in-app purchases available.

### Is Quick Formula Calculator free?

Quick Formula Calculator is free to download, with in-app purchases available.

### Do GeoFormulas by ChatStick or Quick Formula Calculator have ads?

Both GeoFormulas by ChatStick and Quick Formula Calculator show ads.

### Which is updated more often, GeoFormulas by ChatStick or Quick Formula Calculator?

GeoFormulas by ChatStick ships an update every 7 months, and Quick Formula Calculator monthly. Most recently, GeoFormulas by ChatStick was updated on October 30, 2026 and Quick Formula Calculator on November 5, 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.*