# FIRSTLIGHT READER vs FDM App

The clearest difference is ads: FDM App at none against FIRSTLIGHT READER's shown. FDM App also leads on update cadence (weekly vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

FIRSTLIGHT READER ships an update every 4 months, FDM App weekly. The most recent releases landed on September 10, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | FIRSTLIGHT READER | FDM App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Weekly** |
| Size | 74 MB | 52 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Caelestis Production, Inc.](https://appshunter.io/developer/1542218191) | [My Aone Learning](https://appshunter.io/developer/824087514) |

## What reviewers say

### FIRSTLIGHT READER

[App page](https://appshunter.io/ios/app/firstlight-reader/id1542218189)

**In-app purchases:** none


### FDM App

[App page](https://appshunter.io/ios/app/fdm-app/id6740551862)

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

**In-app purchases:** none


## Frequently asked questions

### Is FIRSTLIGHT READER free?

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

### Is FDM App free?

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

### Do FIRSTLIGHT READER or FDM App have ads?

FIRSTLIGHT READER shows ads; FDM App does not.

### Which is updated more often, FIRSTLIGHT READER or FDM App?

FIRSTLIGHT READER ships an update every 4 months, and FDM App weekly. Most recently, FIRSTLIGHT READER was updated on September 10, 2026 and FDM App on September 18, 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.*