# Phonogram Sounds vs Prism

The clearest difference is rating: Prism at 5.0 against Phonogram Sounds's 4.0. Prism also leads on review sentiment (100% vs 70%) and update cadence (every 6 weeks vs every 6 months). Phonogram Sounds's advantage is ratings volume (84 vs 7) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Prism holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Phonogram Sounds has 84 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 70% of Phonogram Sounds's written reviews are positive against 100% of Prism's.

Phonogram Sounds ships an update every 6 months, Prism every 6 weeks. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Phonogram Sounds | Prism |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (84 ratings)](https://appshunter.io/ios/app/phonogram-sounds/id797098295/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/prism-learning-made-visible/id6757638788/reviews)** |
| Number of ratings | **84** | 7 |
| Positive reviews | 69.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 27 MB | 6 MB |
| Requires iOS | **15.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [All About Learning Press, Inc.](https://appshunter.io/developer/786428125) | [Prism Labs LLC](https://appshunter.io/developer/1868028044) |

## What reviewers say

### Phonogram Sounds

[App page](https://appshunter.io/ios/app/phonogram-sounds/id797098295)

This interactive app provides clear audio pronunciations for letter sounds and combinations, featuring all 72 basic phonograms from a popular language arts curriculum. It's designed to support reading and spelling development for learners of all ages.

**Highlights:** Hear correct pronunciation of sounds, Clear enunciation of letters and combinations, Includes all 72 basic phonograms, Supports reading and spelling skills, Interactive learning experience

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great supplement for AAS/AAR
- 👍 Helpful for parents/teachers
- 👍 Easy to use
- 👍 Clear phonetic sounds
- 👍 Good for practice

**What reviewers complain about**

- 👎 Incorrect 'r' sound
- 👎 Incomplete phonogram set
- 👎 Not a standalone lesson
- 👎 Not for fun
- 👎 Missing Spalding compatibility

**Reported bugs**

- R says /er/ instead of /r/
- Sound not working
- App crashes
- No sound when tapping phonograms
- Sound only works with ringer on

**Requested features**

- Videos showing lip/tongue placement
- Interactive game app
- App for building words/movable tiles
- Level-based sound availability
- Enlarging tapped tile


### Prism

[App page](https://appshunter.io/ios/app/prism-learning-made-visible/id6757638788)

This platform helps families and educators document a learner's journey beyond traditional schooling. It allows for quick capture of learning moments, identifies embedded skills and interests, and generates portable portfolios with transcripts and personalized resources.

**Highlights:** Quickly capture learning moments, Identify subjects, skills, and interests, Build portable learning portfolios, Generate transcripts and personalized resources, Multiple contributors welcome, Family data ownership

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

**In-app purchases:** none


## Frequently asked questions

### Is Phonogram Sounds free?

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

### Is Prism free?

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

### Which has better reviews, Phonogram Sounds or Prism?

Prism is rated higher. Phonogram Sounds averages 4.0 out of 5 from 84 ratings, while Prism averages 5.0 from 7 ratings.

### Do Phonogram Sounds or Prism have ads?

Neither Phonogram Sounds nor Prism shows ads.

### Which is updated more often, Phonogram Sounds or Prism?

Phonogram Sounds ships an update every 6 months, and Prism every 6 weeks. Most recently, Phonogram Sounds was updated on October 16, 2026 and Prism 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.*