# Handy Ruler vs SimpleMail by WK

The clearest difference is ads: Handy Ruler at none against SimpleMail by WK's shown. Handy Ruler also leads on iOS requirement (13.1 vs 17.0). SimpleMail by WK's advantage is update cadence (fortnightly vs every 8 months). On price, in-app purchases and device support there is nothing between them.

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

Handy Ruler ships an update every 8 months, SimpleMail by WK fortnightly. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Handy Ruler | SimpleMail by WK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/handy-ruler/id1486022760/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 12 MB | 4 MB |
| Requires iOS | **13.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [STRENGCON LLC](https://appshunter.io/developer/1484156741) | [Wonkyoung Seo](https://appshunter.io/developer/6775065699) |

## What reviewers say

### Handy Ruler

[App page](https://appshunter.io/ios/app/handy-ruler/id1486022760)

This tool uses your device's camera to measure the distance between two points on screen. Simply tap to set start and end points, and get instant results in inches and millimeters.

**Highlights:** Camera-based measurement, Measure distance between two points, Instant results, Displays in inches and millimeters, Simple tap interface

**Features:** macOS Compatibility

**In-app purchases:** none


### SimpleMail by WK

[App page](https://appshunter.io/ios/app/simplemail-by-wk/id6783971542)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Handy Ruler free?

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

### Is SimpleMail by WK free?

SimpleMail by WK is free to download, with no in-app purchases.

### Do Handy Ruler or SimpleMail by WK have ads?

SimpleMail by WK shows ads; Handy Ruler does not.

### Which is updated more often, Handy Ruler or SimpleMail by WK?

Handy Ruler ships an update every 8 months, and SimpleMail by WK fortnightly. Most recently, Handy Ruler was updated on October 29, 2026 and SimpleMail by WK on October 31, 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.*