# CrankSense vs I/O Field

The clearest difference is update cadence: CrankSense at every 6 months against I/O Field's every 14 months. CrankSense also leads on iOS requirement (9.0 vs 12.4). I/O Field's advantage is device support (3 vs 1). On price, 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.

CrankSense ships an update every 6 months, I/O Field every 14 months. The most recent releases landed on October 26, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | CrankSense | I/O Field |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 14 months |
| Size | 20 MB | 123 MB |
| Requires iOS | **9.0** | 12.4 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Motionics LLC](https://appshunter.io/developer/424498959) | [WAGO Kontakttechnik GmbH & Co. KG](https://appshunter.io/developer/726217018) |

## What reviewers say

### CrankSense

[App page](https://appshunter.io/ios/app/cranksense/id1009483905)

**Features:** macOS Compatibility

**In-app purchases:** none


### I/O Field

[App page](https://appshunter.io/ios/app/io-field/id1475074379)

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

**In-app purchases:** none


## Frequently asked questions

### Is CrankSense free?

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

### Is I/O Field free?

I/O Field is free to download, with no in-app purchases.

### Do CrankSense or I/O Field have ads?

Neither CrankSense nor I/O Field shows ads.

### Which is updated more often, CrankSense or I/O Field?

CrankSense ships an update every 6 months, and I/O Field every 14 months. Most recently, CrankSense was updated on October 26, 2026 and I/O Field on November 6, 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.*