# BITS Lab vs Articulate R

The clearest difference is price: BITS Lab at Free against Articulate R's $6.99. BITS Lab also leads on iOS requirement (9.0 vs 12.0). Articulate R's advantage is review sentiment (100% vs 67%) and device support (3 vs 1). On rating, ratings volume, update cadence and ads there is nothing between them.

BITS Lab is free to download; Articulate R costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.9 for BITS Lab against 3.9 for Articulate R. Both are backed by a comparable volume of ratings — 16 and 11 respectively. Written reviews are what separate them: 67% of BITS Lab's written reviews are positive against 100% of Articulate R's.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | BITS Lab | Articulate R |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[3.9 (16 ratings)](https://appshunter.io/ios/app/bits-lab-start/id1198658004/reviews)** | [3.9 (11 ratings)](https://appshunter.io/ios/app/articulate-r/id1439692133/reviews) |
| Number of ratings | **16** | 11 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 66 MB | 84 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tara McAllister](https://appshunter.io/developer/1198658003) | [BeeMoo, LLC](https://appshunter.io/developer/1448534264) |

## What reviewers say

### BITS Lab

[App page](https://appshunter.io/ios/app/bits-lab-start/id1198658004)

This app uses visual biofeedback to help users, particularly children and adolescents, correct speech errors related to the American English 'r' sound. It offers guided practice, adaptive challenges, and progress tracking for effective speech therapy.

**Highlights:** Visual biofeedback for speech correction, Tutorial for biofeedback interpretation, Free play mode for 'r' practice, Adaptive quest mode for increasing difficulty, Quiz mode for progress tracking, Visual rewards for improvement, Clinician dashboard for progress monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### Articulate R

[App page](https://appshunter.io/ios/app/articulate-r/id1439692133)

Practice the "r" sound with this app, designed for speech therapists, parents, and English language learners. It features 150 images with audio and text, a matching game, and targeted practice for various phonetic contexts.

**Highlights:** 150 images with spoken words and text, Auditory bombardment and flashcard drilling, Interactive matching game, Practice in initial, inter-syllabic, and vocalic "r", Targeted phonetic context practice

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

**In-app purchases:** none


## Frequently asked questions

### Is BITS Lab free?

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

### Is Articulate R free?

Articulate R costs $6.99, with no in-app purchases.

### Which has better reviews, BITS Lab or Articulate R?

BITS Lab is rated higher. BITS Lab averages 3.9 out of 5 from 16 ratings, while Articulate R averages 3.9 from 11 ratings.

### Do BITS Lab or Articulate R have ads?

Neither BITS Lab nor Articulate R shows ads.

### Which is updated more often, BITS Lab or Articulate R?

BITS Lab ships an update every 2 months, and Articulate R every 2 months. Most recently, BITS Lab was updated on October 24, 2026 and Articulate R on October 24, 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.*