# HB Auditory Memory vs Square Panda Letter Lab

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.

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

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.

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.

## The numbers

| Metric | HB Auditory Memory | Square Panda Letter Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (35 ratings)](https://appshunter.io/ios/app/hb-auditory-memory/id791651270/reviews)** | [3.3 (15 ratings)](https://appshunter.io/ios/app/square-panda-letter-lab/id1091383431/reviews) |
| Number of ratings | **35** | 15 |
| Positive reviews | **63.6% of reviews** | 54.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 242 MB | 350 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Super Duper, Inc.](https://appshunter.io/developer/427263142) | [Square Panda Inc.](https://appshunter.io/developer/1088414097) |

## What reviewers say

### HB Auditory Memory

[App page](https://appshunter.io/ios/app/hb-auditory-memory/id791651270)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Square Panda Letter Lab

[App page](https://appshunter.io/ios/app/square-panda-letter-lab/id1091383431)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*