# Formula Calculator # vs FormulaPad

The clearest difference is ads: FormulaPad at none against Formula Calculator #'s shown. Formula Calculator #'s advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Formula Calculator # sells 4 one-off in-app purchases and FormulaPad sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Formula Calculator # ships an update every 5 weeks, FormulaPad every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Formula Calculator # | FormulaPad |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/formula-calculator/id6504839903/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 67 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [威 刘](https://appshunter.io/developer/1465235012) | [小倩 徐](https://appshunter.io/developer/6771586178) |

## What reviewers say

### Formula Calculator #

[App page](https://appshunter.io/ios/app/formula-calculator/id6504839903)

Perform calculations with a vast library of built-in formulas or create your own. Save and sync custom formulas to the cloud for easy access across devices. Includes a comprehensive scientific calculator.

**Highlights:** Extensive built-in calculation formulas, Create and save custom formulas, Cloud synchronization for custom formulas, Share custom formulas with others, Comprehensive scientific calculator

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month subscription | $1.49 | one-time |
| 3 months subscription | $2.49 | one-time |
| 6 months subscription | $3.49 | one-time |
| 1 year subscription | $4.49 | one-time |


### FormulaPad

[App page](https://appshunter.io/ios/app/formulapad/id6785820497)

A local-first math notebook calculator for iPhone. Type natural formulas, reuse variables, and save calculations as notes. Includes practical templates and unit conversions for everyday math needs.

**Highlights:** Natural formula input, Variable reuse, Calculation history, Math notes, Practical templates, Unit conversion, Function plotting

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FormulaPad Pro | $0.99 | one-time |


## Frequently asked questions

### Is Formula Calculator # free?

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

### Is FormulaPad free?

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

### Do Formula Calculator # or FormulaPad have ads?

Formula Calculator # shows ads; FormulaPad does not.

### Which is updated more often, Formula Calculator # or FormulaPad?

Formula Calculator # ships an update every 5 weeks, and FormulaPad every 2 months. Most recently, Formula Calculator # was updated on October 30, 2026 and FormulaPad on October 31, 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.*