# TS Compass vs Flex Calculators

The clearest difference is in-app purchases: TS Compass at none against Flex Calculators's 1. TS Compass also leads on iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Flex Calculators sells 1 one-off in-app purchase. TS Compass asks for nothing beyond the download.

## The numbers

| Metric | TS Compass | Flex Calculators |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Size | 30 MB | 37 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [TWINSPIDER (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1583928547) | [An Le](https://appshunter.io/developer/1863975090) |

## What reviewers say

### TS Compass

[App page](https://appshunter.io/ios/app/ts-compass/id6502522505)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flex Calculators

[App page](https://appshunter.io/ios/app/flex-calculators/id6761326502)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is TS Compass free?

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

### Is Flex Calculators free?

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

### Do TS Compass or Flex Calculators have ads?

Neither TS Compass nor Flex Calculators 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.*