# CalcFormula vs Bolt Calculation & Analysis

The clearest difference is in-app purchases: Bolt Calculation & Analysis at none against CalcFormula's 1. Bolt Calculation & Analysis also leads on iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. CalcFormula sells 1 one-off in-app purchase. Bolt Calculation & Analysis asks for nothing beyond the download.

## The numbers

| Metric | CalcFormula | Bolt Calculation & Analysis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 16 MB | 4 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [仲达 夏](https://appshunter.io/developer/1436433399) | [KORAY GULPINAR](https://appshunter.io/developer/1847711120) |

## What reviewers say

### CalcFormula

[App page](https://appshunter.io/ios/app/calcformula/id1436433400)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcFormula PRO | $0.99 | one-time |


### Bolt Calculation & Analysis

[App page](https://appshunter.io/ios/app/bolt-calculation-and-analysis/id6754289786)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalcFormula free?

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

### Is Bolt Calculation & Analysis free?

Bolt Calculation & Analysis is free to download, with no in-app purchases.

### Do CalcFormula or Bolt Calculation & Analysis have ads?

Neither CalcFormula nor Bolt Calculation & Analysis shows ads.

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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.*