# DOP vs F.L.Y. Mary

The clearest difference is iOS requirement: F.L.Y. Mary at 12.4 against DOP's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | DOP | F.L.Y. Mary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fly-mary/id6464371709/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 90 MB | 18 MB |
| Requires iOS | 15.0 | **12.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [FASTTECH LLC](https://appshunter.io/developer/1896591729) | [Sergei Komarov](https://appshunter.io/developer/1718540039) |

## What reviewers say

### DOP

[App page](https://appshunter.io/ios/app/dop/id1617978291)

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

**In-app purchases:** none


### F.L.Y. Mary

[App page](https://appshunter.io/ios/app/fly-mary/id6464371709)

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

**In-app purchases:** none


## Frequently asked questions

### Is DOP free?

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

### Is F.L.Y. Mary free?

F.L.Y. Mary is free to download, with no in-app purchases.

### Do DOP or F.L.Y. Mary have ads?

Neither DOP nor F.L.Y. Mary shows ads.

### Which is updated more often, DOP or F.L.Y. Mary?

DOP ships an update every 2 months, and F.L.Y. Mary every 2 months. Most recently, DOP was updated on October 27, 2026 and F.L.Y. Mary on October 27, 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.*