Phonogram Sounds vs Prism
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Phonogram Sounds
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.
- Hear correct pronunciation of sounds
- Clear enunciation of letters and combinations
- Includes all 72 basic phonograms
- Supports reading and spelling skills
- Interactive learning experience
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Touch a button and hear the correct pronunciation! *Check that your sound is turned on!* This interactive program features clear enunciation of the sounds of the letters and letter combinations (also known as phonograms). Contains all 72 of the basic phonograms as taught in the All About Reading and All About Spelling language arts curriculum. All About Reading is a multisensory, mastery-based program that starts with essential pre-reading skills and continues on to teach all five key components of reading. All About Spelling teaches encoding skills, spelling rules, and multisensory strategies to help your student become a proficient speller for life. Our lightly scripted “open and go” lesson plans and mastery-based approach leave no gaps and make this curriculum a favorite of homeschool families everywhere. Suitable for all ages and learning styles!
Prism
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.
- Quickly capture learning moments
- Identify subjects, skills, and interests
- Build portable learning portfolios
- Generate transcripts and personalized resources
- Multiple contributors welcome
- Family data ownership
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Learning happens everywhere. Prism makes it visible. Prism is a portfolio platform for families and educators who believe learning isn't confined to curriculum. Whether you're homeschooling, unschooling, running a microschool, or simply want to document your child's unique journey—Prism helps you capture what matters and see what emerges. CAPTURE IN SECONDS Snap a photo, add a sentence. That's it. Prism is designed for real life—quick captures when inspiration strikes, or deeper reflections when you have time. SURFACE LEARNING SIGNALS Prism identifies the subjects, skills, and interests embedded in everyday moments. Over time, patterns emerge—revealing a rich picture of how your learner grows. BUILD PORTABLE PORTFOLIOS Learning from home, school, co-ops, and community all lives in one place. Multiple educators can contribute, but families always own the data. When your child moves on, their portfolio travels with them. GENERATE TRANSCRIPTS & PERSONALIZED RESOURCES Need documentation for evaluators, colleges, or yourself? Prism translates authentic learning into formats the world recognizes—without forcing you to teach to arbitrary standards. Get strewing suggestions tailored to each Learner so you can continue to support the interests and skills that are emerging from their unique journey. DESIGNED FOR: • Homeschooling families • Unschoolers and self-directed learners • Microschools and forest schools • Learning co-ops and pods • Anyone who believes learning is bigger than school Learning is already happening. Prism helps you see it.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Phonogram Sounds | Prism |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (84 ratings) | 5.0 (7 ratings) — better |
| Positive reviews | 69.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 84 — better | 7 |
| Update frequency | Every 6 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 18.1 |
| Further details — not scored | ||
| Size | 27 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | All About Learning Press, Inc. | Prism Labs LLC |
Customer experience
Phonogram Sounds
Prism
Bugs and requests
Phonogram Sounds
Reported bugs
7 issues- R says /er/ instead of /r/
- Sound not working
- App crashes
- No sound when tapping phonograms
- Sound only works with ringer on
Show 2 moreShow fewer
- List of phonograms cut off on iPad
- App is stick, no audio, no movement
Requested features
9 requests- Videos showing lip/tongue placement
- Interactive game app
- App for building words/movable tiles
- Level-based sound availability
- Enlarging tapped tile
Show 4 moreShow fewer
- Adding missing phonograms (Level 6, Spalding)
- Adding more sounds for /i/, /e/, /x/, /ou/, /ei/, /oe/, /wor/, /ear/
- Spelling lists for review
- All About Reading app with word reading
Prism
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Phonogram Sounds
No in-app purchases
Prism
No in-app purchases
Questions
Is Phonogram Sounds free?
Is Prism free?
Which has better reviews, Phonogram Sounds or Prism?
Do Phonogram Sounds or Prism have ads?
Which is updated more often, Phonogram Sounds or Prism?
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