# Javelin Reader vs ABA Matrix

The clearest difference is rating: ABA Matrix at 3.7 against Javelin Reader's 2.0. ABA Matrix also leads on update cadence (every 5 days vs every 12 months). Javelin Reader's advantage is review sentiment (19% vs 0%) and iOS requirement (9.3 vs 15.0). On price, ratings volume, 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.

ABA Matrix holds the better App Store score, 3.7 against 2.0. Both are backed by a comparable volume of ratings — 16 and 12 respectively. Written reviews complicate that: 19% of Javelin Reader's written reviews are positive against 0% of ABA Matrix's, so the app with the better star average is not the one people write more warmly about.

Javelin Reader ships an update every 12 months, ABA Matrix every 5 days. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Javelin Reader | ABA Matrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (16 ratings)](https://appshunter.io/ios/app/javelin-reader/id520519608/reviews) | **[3.7 (12 ratings)](https://appshunter.io/ios/app/aba-matrix/id1545811903/reviews)** |
| Number of ratings | **16** | 12 |
| Positive reviews | **18.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 10 MB | 39 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Drumlin](https://appshunter.io/developer/512187924) | [Hex Matrix](https://appshunter.io/developer/1545811905) |

## What reviewers say

### Javelin Reader

[App page](https://appshunter.io/ios/app/javelin-reader/id520519608)

This app is a PDF reader designed for books and articles, offering features like bookmarking, annotation, and highlighting. It allows users to download documents via URL, file sharing, or XML shortcuts, supporting DRM-protected files.

**Highlights:** PDF reading, Bookmarking, Annotation, Highlighting/markup, Document download via URL, File sharing support, DRM protected file support

**In-app purchases:** none


### ABA Matrix

[App page](https://appshunter.io/ios/app/aba-matrix/id1545811903)

This app facilitates ABA therapy sessions in various settings, allowing real-time data collection, signature capture, and EVV. It offers offline functionality for uninterrupted service delivery and automatic syncing when online. Online access includes scheduling tools for managing appointments and calendar updates.

**Highlights:** Real-time data collection, Caregiver and provider signature capture, Electronic Visit Verification (EVV), Offline functionality, Automatic data syncing, Session scheduling and calendar management

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Javelin Reader free?

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

### Is ABA Matrix free?

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

### Which has better reviews, Javelin Reader or ABA Matrix?

ABA Matrix is rated higher. Javelin Reader averages 2.0 out of 5 from 16 ratings, while ABA Matrix averages 3.7 from 12 ratings.

### Do Javelin Reader or ABA Matrix have ads?

Neither Javelin Reader nor ABA Matrix shows ads.

### Which is updated more often, Javelin Reader or ABA Matrix?

Javelin Reader ships an update every 12 months, and ABA Matrix every 5 days. Most recently, Javelin Reader was updated on October 2, 2026 and ABA Matrix on October 5, 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.*