# Verify Calculator vs Easy Reference Measure

The clearest difference is in-app purchases: Easy Reference Measure at none against Verify Calculator's 1. Easy Reference Measure also leads on ads (none vs shown) and update cadence (every 9 days vs every 5 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Verify Calculator sells 1 one-off in-app purchase. Easy Reference Measure asks for nothing beyond the download.

Verify Calculator ships an update every 5 weeks, Easy Reference Measure every 9 days. The most recent releases landed on September 20, 2026 and July 18, 2026 respectively.

## The numbers

| Metric | Verify Calculator | Easy Reference Measure |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Size | 15 MB | 4 MB |
| Requires iOS | **15.4** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [hiroshi mizuno](https://appshunter.io/developer/1742325047) | [Hideo Nose](https://appshunter.io/developer/1616288004) |

## What reviewers say

### Verify Calculator

[App page](https://appshunter.io/ios/app/verify-calculator/id6499068707)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


### Easy Reference Measure

[App page](https://appshunter.io/ios/app/easy-reference-measure/id6752796869)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Verify Calculator free?

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

### Is Easy Reference Measure free?

Easy Reference Measure is free to download, with no in-app purchases.

### Do Verify Calculator or Easy Reference Measure have ads?

Verify Calculator shows ads; Easy Reference Measure does not.

### Which is updated more often, Verify Calculator or Easy Reference Measure?

Verify Calculator ships an update every 5 weeks, and Easy Reference Measure every 9 days. Most recently, Verify Calculator was updated on September 20, 2026 and Easy Reference Measure on July 18, 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.*