# Simple Calculator *FLAT calc vs SteadyDrive

The clearest difference is iOS requirement: Simple Calculator *FLAT calc at 11.0 against SteadyDrive's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple Calculator *FLAT calc ships an update every 2 months, SteadyDrive every 5 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Simple Calculator *FLAT calc | SteadyDrive |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 10 MB | 34 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Bakerstreet Co., Ltd.](https://appshunter.io/developer/1090599145) | [JTR Labs LLC](https://appshunter.io/developer/1892768253) |

## What reviewers say

### Simple Calculator *FLAT calc

[App page](https://appshunter.io/ios/app/simple-calculator-flat-calc/id1392010421)

**Features:** macOS Compatibility

**In-app purchases:** none


### SteadyDrive

[App page](https://appshunter.io/ios/app/steadydrive-driving-anxiety/id6794644521)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Calculator *FLAT calc free?

Simple Calculator *FLAT calc is free to download, with no in-app purchases.

### Is SteadyDrive free?

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

### Do Simple Calculator *FLAT calc or SteadyDrive have ads?

Neither Simple Calculator *FLAT calc nor SteadyDrive shows ads.

### Which is updated more often, Simple Calculator *FLAT calc or SteadyDrive?

Simple Calculator *FLAT calc ships an update every 2 months, and SteadyDrive every 5 weeks. Most recently, Simple Calculator *FLAT calc was updated on October 26, 2026 and SteadyDrive on October 24, 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.*