# FlashMyPin vs DoTint LH

The clearest difference is price: DoTint LH at Free against FlashMyPin's $2.99. DoTint LH also leads on update cadence (every 5 months vs every 22 months) and iOS requirement (11.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

DoTint LH is free to download; FlashMyPin costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FlashMyPin ships an update every 22 months, DoTint LH every 5 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | FlashMyPin | DoTint LH |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 5 months** |
| Monetization | Paid | — |
| Size | 20 MB | 9 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alchemist79 UG (haftungsbeschraenkt)](https://appshunter.io/developer/1111234259) | [勇 谢](https://appshunter.io/developer/1526403861) |

## What reviewers say

### FlashMyPin

[App page](https://appshunter.io/ios/app/flashmypin/id1289830253)

This app simplifies entering PINs for smart power meters. Instead of manually blinking a flashlight, you type your PIN, and the app flashes your phone's camera in the correct Morse code pattern. It's a fast, simple, and efficient way to input meter codes.

**Highlights:** Enter PINs via phone camera flash, Morse code blinking signals, Saves time and reduces errors, Intuitive user interface, No ads or registration required

**Features:** Vision Pro support

**In-app purchases:** none


### DoTint LH

[App page](https://appshunter.io/ios/app/dotint-lh/id1549815617)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlashMyPin free?

FlashMyPin costs $2.99, with no in-app purchases.

### Is DoTint LH free?

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

### Do FlashMyPin or DoTint LH have ads?

Neither FlashMyPin nor DoTint LH shows ads.

### Which is updated more often, FlashMyPin or DoTint LH?

FlashMyPin ships an update every 22 months, and DoTint LH every 5 months. Most recently, FlashMyPin was updated on October 16, 2026 and DoTint LH on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*