Comparison

Phonogram Sounds vs Earthworm Anatomy

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

Earthworm Anatomy

Read full description

Explore the fascinating anatomical structures and functions found in the earthworm, a common annelid. Learn amazing information about how this organism survives, changes and adapts to its environment. Select the topic that you wish to explore by tapping an icon. Continue tapping buttons to explore even more interesting facts. Each biological system is illustrated in detail with descriptions giving even more information. Tap a button access interesting data about each of the topics with include the structures and functions, sexual reproduction in this hermaphrodite -- all presented in an interactive format. Tap the info button to read interesting facts about each important each topic. Teachers will really like this app. After students have read about an anatomical system, they can tap the quiz button to measure their reading comprehension. In addition to the quiz there is also a word game that helps students review the information presented. Charts are used to present special views and even more information about anatomical systems including digestion, nervous, musculature and reproduction. Interactive Earthworm Anatomy is available for iOS and tvOS devices. It is just beautiful on a big screen TV and would be a wonderfully exciting tool in any science classroom.

Screenshots

Phonogram Sounds3 screens

Verdict

The call

The clearest difference is price: Phonogram Sounds at Free against Earthworm Anatomy's $1.99. Phonogram Sounds also leads on update cadence (every 6 months vs every 36 months). Earthworm Anatomy's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support 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

Phonogram Sounds is free to download; Earthworm Anatomy costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Phonogram Sounds ships an update every 6 months, Earthworm Anatomy every 36 months. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 7 level
Phonogram Sounds versus Earthworm Anatomy: the parameters behind the verdict, then further details
ParameterPhonogram SoundsEarthworm Anatomy
PriceFree — better$1.99
Rating4.0 (84 ratings) — better—
Positive reviews69.6% of reviews—
Number of ratings84 — better—
Update frequencyEvery 6 months — betterEvery 36 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPad, Mac, Apple TV
Requires iOS15.012.0 — better
Further details — not scored
Size27 MB57 MB
Age rating4+4+
DeveloperAll About Learning Press, Inc.Ventura Educational Systems

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

Earthworm Anatomy

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Phonogram Sounds

No in-app purchases

None

Earthworm Anatomy

No in-app purchases

Questions

Is Phonogram Sounds free?
Phonogram Sounds is free to download, with no in-app purchases.
Is Earthworm Anatomy free?
Earthworm Anatomy costs $1.99, with no in-app purchases.
Do Phonogram Sounds or Earthworm Anatomy have ads?
Neither Phonogram Sounds nor Earthworm Anatomy shows ads.
Which is updated more often, Phonogram Sounds or Earthworm Anatomy?
Phonogram Sounds ships an update every 6 months, and Earthworm Anatomy every 36 months. Most recently, Phonogram Sounds was updated on October 20, 2026 and Earthworm Anatomy on October 6, 2026.

Other comparisons