# Rosetta Stone vs ASQ Six Sigma Prep

The clearest difference is price: Rosetta Stone at Free against ASQ Six Sigma Prep's $24.99. ASQ Six Sigma Prep's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On ads and in-app purchases there is nothing between them.

Rosetta Stone is free to download; ASQ Six Sigma Prep costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Rosetta Stone | ASQ Six Sigma Prep |
| --- | --- | --- |
| Price | **Free** | $24.99 |
| Rating | **[3.0 (141 ratings)](https://appshunter.io/ios/app/rosetta-stone-fluency-builder/id1440193976/reviews)** | — |
| Number of ratings | **141** | — |
| Positive reviews | 9.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 80 MB | 199 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Rosetta Stone, Ltd.](https://appshunter.io/developer/349688821) | [iCert Inc.](https://appshunter.io/developer/1650970619) |

## What reviewers say

### Rosetta Stone

[App page](https://appshunter.io/ios/app/rosetta-stone-fluency-builder/id1440193976)

Learn a new language with interactive lessons that sync across devices. Receive immediate feedback on pronunciation and reading to build practical communication skills. Tailored to your level and goals, this app makes language learning accessible anytime, anywhere.

**Highlights:** Cross-device syncing, Downloaded lessons access, Tailored learning paths, Pronunciation feedback, Progress tracking

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 👍 Informative content
- 👍 Good for learning phrases
- 👍 Helps progress quickly
- 👍 Well-crafted app design

**What reviewers complain about**

- 🐛 Audio not working
- 🐛 App not loading courses
- 🐛 Login issues
- 🐛 Sync problems
- 🐛 Poor UI/UX

**Reported bugs**

- Audio not playing
- App crashes and freezes
- Cannot log in or SSO not working
- Progress not syncing between app and web
- Exercises not registering as complete

**Requested features**

- Update for iPad native support
- Add live tutor sessions to the app
- Improve user interface attractiveness
- Add dark mode option
- Improve gamification elements


### ASQ Six Sigma Prep

[App page](https://appshunter.io/ios/app/asq-six-sigma-prep/id6738944717)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rosetta Stone free?

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

### Is ASQ Six Sigma Prep free?

ASQ Six Sigma Prep costs $24.99, with no in-app purchases.

### Do Rosetta Stone or ASQ Six Sigma Prep have ads?

Neither Rosetta Stone nor ASQ Six Sigma Prep shows ads.

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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.*