# Ohms Calc vs WristPass

The clearest difference is price: WristPass at Free against Ohms Calc's $0.99. Ohms Calc's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

WristPass is free to download; Ohms Calc costs $0.99 up front. WristPass sells 3 in-app purchases, starting at $2.99 per month. Ohms Calc asks for nothing beyond the download.

## The numbers

| Metric | Ohms Calc | WristPass |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Size | 2 MB | 47 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CHRISTOPHER GEORGE RUSTAGE](https://appshunter.io/developer/1602304843) | [Wuhan Newrathon Technology Co., Ltd](https://appshunter.io/developer/1652811876) |

## What reviewers say

### Ohms Calc

[App page](https://appshunter.io/ios/app/ohms-calc/id1602304841)

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

**In-app purchases:** none


### WristPass

[App page](https://appshunter.io/ios/app/wristpass-barcode-wallet/id6758911164)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WristPass Pro Monthly | $2.99 | per month |
| WristPass Pro Yearly | $6.99 | per year |
| WristPass Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Ohms Calc free?

Ohms Calc costs $0.99, with no in-app purchases.

### Is WristPass free?

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

### Do Ohms Calc or WristPass have ads?

Neither Ohms Calc nor WristPass 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.*