# SkyReg vs Flashmark

The clearest difference is review sentiment: Flashmark at 100% against SkyReg's 0%. Flashmark also leads on rating (5.0 vs 1.0). SkyReg's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Flashmark holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 0% of SkyReg's written reviews are positive against 100% of Flashmark's.

SkyReg ships an update every 5 days, Flashmark every 4 days. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SkyReg | Flashmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/skyreg/id6504049903/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flashmark-for-passing-scenes/id6767462450/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Free | Free |
| Size | 6 MB | 36 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ILTERRA](https://appshunter.io/developer/1489815900) | [霖珂 李](https://appshunter.io/developer/1776613740) |

## What reviewers say

### SkyReg

[App page](https://appshunter.io/ios/app/skyreg/id6504049903)

Identify clouds and other sky objects using your smartphone camera. The app classifies clouds, calculates their height and distance, and shows their location on a map. It's useful for pilots, meteorologists, and sky enthusiasts.

**Highlights:** Cloud identification via camera, Cloud classification with ML model, Height and distance calculation, Location of other sky objects, Map display of object locations, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Flashmark

[App page](https://appshunter.io/ios/app/flashmark-for-passing-scenes/id6767462450)

Quickly save your current location with details like time, accuracy, and coordinates. Access saved places on a map or list, and get directions via Apple Maps. This app prioritizes speed and privacy, with no account or ads required.

**Highlights:** Save current location with details, Access saved marks on map/list, Get directions via Apple Maps, Trigger marking with Siri/Shortcuts, No account or subscription needed, Local data storage

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyReg free?

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

### Is Flashmark free?

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

### Which has better reviews, SkyReg or Flashmark?

Flashmark is rated higher. SkyReg averages 1.0 out of 5 from 2 ratings, while Flashmark averages 5.0 from 2 ratings.

### Do SkyReg or Flashmark have ads?

Neither SkyReg nor Flashmark shows ads.

### Which is updated more often, SkyReg or Flashmark?

SkyReg ships an update every 5 days, and Flashmark every 4 days. Most recently, SkyReg was updated on October 5, 2026 and Flashmark on October 8, 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.*