# RailsMaps vs SkyDot

The clearest difference is price: SkyDot at Free against RailsMaps's $4.99. SkyDot also leads on device support (3 vs 1). RailsMaps's advantage is ads (none vs shown) and chart position (#53 vs unranked). On update cadence, in-app purchases and iOS requirement there is nothing between them.

SkyDot is free to download; RailsMaps costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RailsMaps ships an update fortnightly, SkyDot every 9 days. The most recent releases landed on September 24, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | RailsMaps | SkyDot |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 9 days** |
| Best chart rank | **#53** | — |
| Size | 104 MB | 68 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bartomiej Banasik](https://appshunter.io/developer/1894564986) | [Jahanzaib Akhter](https://appshunter.io/developer/6788441958) |

## What reviewers say

### RailsMaps

[App page](https://appshunter.io/ios/app/railsmaps/id6762631402)

**Currently charting:** #53 Top Paid · Travel (US App Store)

**Features:** macOS Compatibility

**In-app purchases:** none


### SkyDot

[App page](https://appshunter.io/ios/app/skydot-offline-flight-tracker/id6788441956)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RailsMaps free?

RailsMaps costs $4.99, with no in-app purchases.

### Is SkyDot free?

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

### Do RailsMaps or SkyDot have ads?

SkyDot shows ads; RailsMaps does not.

### Which is updated more often, RailsMaps or SkyDot?

RailsMaps ships an update fortnightly, and SkyDot every 9 days. Most recently, RailsMaps was updated on September 24, 2026 and SkyDot on September 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.*