Comparison

HB Auditory Memory vs Square Panda Letter Lab

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

Head to head
About

HB Auditory Memory

This educational app helps students improve auditory memory, closure, and comprehension skills through engaging, multi-level missions. Players assist characters in saving MemoryTown from a forgetful villain by completing various listening activities.

Highlights
  • Auditory memory training
  • Auditory closure exercises
  • Comprehension skill development
  • Memory for Numbers
  • Memory for Words
  • Memory for Details
  • Auditory Closure
  • Memory for WH Information
Features
Read full description

HearBuilder is available for all users—families, educators, therapists, schools, and districts. Anyone witha HearBuilder subscription can access the full program. Join Recall Agents Kim and Joey as they race to save MemoryTown from the mischievous Dr. Forgetsit. Students strengthen auditory memory, closure, and comprehension skills through engaging missions that make learning feel like an adventure. Each multi‑level task in HearBuilder Auditory Memory sends students on a new challenge to outsmart Dr. Forgetsit. The humorous storylines and interactive activities keep learners motivated while they build essential skills for recalling verbal information. Program Features HearBuilder Auditory Memory teaches key strategies for remembering important information and includes five essential listening activities: • Memory for Numbers (3–7 digits) • Memory for Words (3–5 words organized by syllable) • Memory for Details (1–4 details) • Auditory Closure (Sentence Completion) • Memory for WH Information (2–3 sentences / 2–4 questions) HearBuilder Online (my.hearbuilder.com) • Access all four HearBuilder programs: Following Directions, Phonological Awareness, Auditory Memory, and Sequencing • Monitor progress and track student performance • Individualize each student’s settings and difficulty levels • Add adjustable background noise to increase challenge • Customize and print detailed reports

About

Square Panda Letter Lab

Children engage with letters and sounds in a playful laboratory setting. Robots help early learners discover the alphabet, phonemic awareness, and vocabulary through interactive activities. This app reinforces foundational reading skills for young children.

Highlights
  • Letter and sound discovery
  • Phonemic sound encoding/decoding
  • Interactive robot-based learning
  • Vocabulary building
  • Reading readiness skills
Features
Read full description

Welcome to a magical laboratory where letters come to life! Children help find letters for "word-bots," funny robots who love words! Compatible with the Square Panda Phonics Playset, early learners discover letters and sounds using robots to manipulate letters by sounding them out, transforming them into objects, shrinking them from uppercase to lowercase letters, painting them, and blowing them dry! With each experimental activity, children hear letter sounds in new contexts, reinforcing the most fundamental skills in reading readiness! Perfect for children learning: the Alphabet, letter sounds, phonemic word onsets and vocabulary Features: Encoding and decoding phonemic sounds Expressive phonics 26 phonemic sounds x 5 robots = lots of phonemic discoveries! Phonics Benefits: Children learn that symbols correspond with specific phonemic sounds and when placed individually or together, create brand new sounds. These sounds tied together have meaning and this meaning is the construct for the entire English language. For ages 2-5. Square Panda Playset required to play.

Screenshots

HB Auditory Memory4 screens

Verdict

The call

The clearest difference is rating: HB Auditory Memory at 3.6 against Square Panda Letter Lab's 3.3. HB Auditory Memory also leads on review sentiment (64% vs 55%) and device support (3 vs 1). Square Panda Letter Lab's advantage is update cadence (every 2 months vs every 3 months) and iOS requirement (8.0 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

HB Auditory Memory holds the better App Store score, 3.6 against 3.3. Both are backed by a comparable volume of ratings — 35 and 15 respectively. Written reviews point the same way: 64% of HB Auditory Memory's written reviews are positive against 55% of Square Panda Letter Lab's.

UpkeepUpdate frequency

HB Auditory Memory ships an update every 3 months, Square Panda Letter Lab every 2 months. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

Scorecard5 real differences · 5 level
HB Auditory Memory versus Square Panda Letter Lab: the parameters behind the verdict, then further details
ParameterHB Auditory MemorySquare Panda Letter Lab
PriceFreeFree
Rating3.6 (35 ratings) — better3.3 (15 ratings)
Positive reviews63.6% of reviews — better54.5% of reviews
Number of ratings35 — better15
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS15.08.0 — better
Further details — not scored
Size242 MB350 MB
Age rating4+4+
DeveloperSuper Duper, Inc.Square Panda Inc.

Customer experience

HB Auditory Memory

All ratings34 ratings
Positive58.8%
Neutral11.8%
Negative29.4%
Written reviews11 reviews
Positive63.6%
Neutral9.1%
Negative27.3%

Square Panda Letter Lab

All ratings15 ratings
Positive53.3%
Neutral6.7%
Negative40.0%
Written reviews11 reviews
Positive54.5%
Neutral0.0%
Negative45.5%

In-app purchases

None

HB Auditory Memory

No in-app purchases

None

Square Panda Letter Lab

No in-app purchases

Questions

Is HB Auditory Memory free?
HB Auditory Memory is free to download, with no in-app purchases.
Is Square Panda Letter Lab free?
Square Panda Letter Lab is free to download, with no in-app purchases.
Which has better reviews, HB Auditory Memory or Square Panda Letter Lab?
HB Auditory Memory is rated higher. HB Auditory Memory averages 3.6 out of 5 from 35 ratings, while Square Panda Letter Lab averages 3.3 from 15 ratings.
Do HB Auditory Memory or Square Panda Letter Lab have ads?
Neither HB Auditory Memory nor Square Panda Letter Lab shows ads.
Which is updated more often, HB Auditory Memory or Square Panda Letter Lab?
HB Auditory Memory ships an update every 3 months, and Square Panda Letter Lab every 2 months. Most recently, HB Auditory Memory was updated on September 16, 2026 and Square Panda Letter Lab on September 14, 2026.

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