# WordSuccess vs ReDi

The clearest difference is rating: ReDi at 4.5 against WordSuccess's 3.3. ReDi also leads on ads (none vs shown) and update cadence (weekly vs every 6 months). WordSuccess's advantage is iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

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

ReDi holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: ReDi has 290 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 36% of WordSuccess's written reviews are positive against 57% of ReDi's.

WordSuccess ships an update every 6 months, ReDi weekly. The most recent releases landed on October 10, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | WordSuccess | ReDi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (14 ratings)](https://appshunter.io/ios/app/wordsuccess/id1497217347/reviews) | **[4.5 (290 ratings)](https://appshunter.io/ios/app/redi/id1506576790/reviews)** |
| Number of ratings | 14 | **290** |
| Positive reviews | 36.4% of reviews | **57.1% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 118 MB | 85 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Advanced Bionics, LLC](https://appshunter.io/developer/533826496) | [MED-EL](https://appshunter.io/developer/455935145) |

## What reviewers say

### WordSuccess

[App page](https://appshunter.io/ios/app/wordsuccess/id1497217347)

This free program helps adults with hearing aids or cochlear implants improve their ability to distinguish between words, both in quiet and noisy environments. It offers a 45-level hierarchy of exercises, over 2,300 spoken words, and the option to practice alone or with a listening coach.

**Highlights:** Word difference practice, Quiet and noise environments, 45-level hierarchy, Over 2,300 spoken words, Practice alone or with a coach, Placement test

**In-app purchases:** none


### ReDi

[App page](https://appshunter.io/ios/app/redi/id1506576790)

This app helps users of hearing technology practice auditory and speech skills independently. It offers structured exercises with immediate feedback, suitable for various difficulty levels and available on mobile devices.

**Highlights:** Auditory and speech practice, Independent user exercises, Real-time feedback, Multiple difficulty levels, Suitable for hearing aid/implant users

**In-app purchases:** none


## Frequently asked questions

### Is WordSuccess free?

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

### Is ReDi free?

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

### Which has better reviews, WordSuccess or ReDi?

ReDi is rated higher. WordSuccess averages 3.3 out of 5 from 14 ratings, while ReDi averages 4.5 from 290 ratings.

### Do WordSuccess or ReDi have ads?

WordSuccess shows ads; ReDi does not.

### Which is updated more often, WordSuccess or ReDi?

WordSuccess ships an update every 6 months, and ReDi weekly. Most recently, WordSuccess was updated on October 10, 2026 and ReDi on October 17, 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.*