Comparison

Phonogram Sounds vs TT Pre

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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!

About

TT Pre

This app provides interactive math lessons and practice problems for pre-algebra students. It offers audiovisual lectures, automated grading, and detailed explanations for every problem, allowing for independent learning and progress tracking. The app can be used offline for a limited number of lessons, making it ideal for on-the-go learning.

Highlights
  • 139 audiovisual lectures
  • Thousands of practice problems
  • Automated grading and instant feedback
  • Step-by-step audiovisual explanations
  • Parental progress tracking
  • Digitized textbook with search
Read full description

The Teaching Textbooks Pre-Algebra app makes your TT course even better! Not only will your student enjoy math while learning independently, but, with the app, that learning can also take place on the go. Even when offline! Specifically, the app can be used offline for up to 6 lessons at a time. That makes it perfect for homeschool parents who need their kids to stay productive while the family is out and about during the day. The app’s other features include… • 139 audiovisual lectures that teach every core concept in the standard 8th grade curriculum • thousands of problems that give students all the practice they need to master each concept • automated grading and instant feedback for every single problem • step-by-step audiovisual explanations to every single problem so students can see exactly what they did wrong when mistakes are made (This makes the program feel as if a tutor is at the student’s side!) • parental controls that let you track your student’s progress • the digitized version of the printed Teaching Textbooks Pre-Algebra textbook (with a search feature and a hyper-linked index) • no advertising or in-app purchase offers • Internet connectivity is required, but you can remain offline for up to 6 lessons.

Screenshots

Phonogram Sounds3 screens
TT Pre4 screens

Verdict

The call

The clearest difference is rating: Phonogram Sounds at 4.0 against TT Pre's 3.2. Phonogram Sounds also leads on review sentiment (70% vs 42%). TT Pre's advantage is update cadence (every 2 months vs every 6 months) and iOS requirement (12.0 vs 15.0). On price, ratings volume, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Phonogram Sounds holds the better App Store score, 4.0 against 3.2. Both are backed by a comparable volume of ratings — 84 and 141 respectively. Written reviews point the same way: 70% of Phonogram Sounds's written reviews are positive against 42% of TT Pre's.

UpkeepUpdate frequency

Phonogram Sounds ships an update every 6 months, TT Pre every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
Phonogram Sounds versus TT Pre: the parameters behind the verdict, then further details
ParameterPhonogram SoundsTT Pre
PriceFreeFree
Rating4.0 (84 ratings) — better3.2 (141 ratings)
Positive reviews69.6% of reviews — better42.3% of reviews
Number of ratings84141 — better
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.012.0 — better
Further details — not scored
Size27 MB84 MB
Age rating4+4+
DeveloperAll About Learning Press, Inc.Teaching Textbooks, Inc.

Customer experience

Phonogram Sounds

All ratings84 ratings
Positive70.2%
Neutral14.3%
Negative15.5%
Written reviews46 reviews
Positive69.6%
Neutral13.0%
Negative17.4%

TT Pre

All ratings109 ratings
Positive49.5%
Neutral11.9%
Negative38.5%
Written reviews52 reviews
Positive42.3%
Neutral17.3%
Negative40.4%

User reviews

Phonogram Sounds

From 84 App Store ratings

What we love

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

Room to improve

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

TT Pre

From 141 App Store ratings

What we love

  • 👍 Great math curriculum
  • 👍 Helps with real-life preparation
  • 👍 Good for dyslexic students
  • 👍 Video tutorials are helpful
  • 👍 Narration for questions is appreciated

Room to improve

  • 👎 Voice is annoying/maddening
  • 👎 Stickers are childish/lame
  • 👎 App is buggy and glitchy
  • 👎 Starts too easy
  • 👎 Sometimes doesn't explain well

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 more
  • 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 more
  • 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

TT Pre

Reported bugs

27 issues
  • Occasional bugs and glitches
  • It glitched waAaaaayyy too much
  • It’s laggy and buggy
  • INSANELY laggy
  • Answer submission bug is back and annoying
Show 22 more
  • This math is glitchy
  • kicks you out
  • got a problem right and it says not correct
  • really glitchy
  • can now barely even finish a lesson
  • Apple Pencil to help me write out the answers on the scratchpad now it doesn’t work
  • IT FORCE QUITES ON ME!!!
  • super glitchy
  • the man’s voice is awful
  • glitches where you can’t even see the problem
  • the app glitches and says it’s right but counts it wrong
  • About every 3 problems my daughter does, it tells me that the app is not responding
  • computer program seems to crash once every other week
  • when it updates it wont open, even when it’s installed
  • Whenever I come across an equation with the answer being 1/x, the answer will not register
  • Some lessons don’t even have the problems in them
  • sometimes answer explanations will overlap if skipped at the wrong time
  • sometimes when I’m doing a lesson it won’t let me put in a answer
  • when I use the scratchpad, then after some time I use the eraser, the whole app freezes until I have to go out and go back in
  • Cannot get the new lessons to load
  • Get error report that says "Offline"
  • the keypad is super glitchy

Requested features

29 requests
  • Option to mute voice
  • Teach it a little better
  • Multiple voice options
  • Trophies or currency instead of stickers
  • Remove stickers altogether
Show 24 more
  • Add decent designers
  • Change up colors to be more vibrant
  • Add more updates
  • Fix answer submission bug
  • Add more voice actors
  • Fix glitches
  • Improve programming for mobile
  • Make it less childish
  • Add animated wallpapers
  • Fix bugs and glitches
  • Improve app design
  • Fix scratchpad eraser bug
  • Fix app freezing
  • Fix problems with fractions (1/x)
  • Fix incorrect math/information
  • Fix trick questions
  • Fix UI button size
  • Fix lecture playback issue
  • Fix missing problems in lessons
  • Fix overlapping answer explanations
  • Fix inability to input answers
  • Fix app not responding
  • Fix correct answers marked wrong
  • Option to turn off incorrect stickers

In-app purchases

None

Phonogram Sounds

No in-app purchases

None

TT Pre

No in-app purchases

Questions

Is Phonogram Sounds free?
Phonogram Sounds is free to download, with no in-app purchases.
Is TT Pre free?
TT Pre is free to download, with no in-app purchases.
Which has better reviews, Phonogram Sounds or TT Pre?
Phonogram Sounds is rated higher. Phonogram Sounds averages 4.0 out of 5 from 84 ratings, while TT Pre averages 3.2 from 141 ratings.
Do Phonogram Sounds or TT Pre have ads?
Neither Phonogram Sounds nor TT Pre shows ads.
Which is updated more often, Phonogram Sounds or TT Pre?
Phonogram Sounds ships an update every 6 months, and TT Pre every 2 months. Most recently, Phonogram Sounds was updated on November 1, 2026 and TT Pre on November 3, 2026.

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