# ERSB vs ALL Lite

The clearest difference is price: ALL Lite at Free against ERSB's $149.99. ERSB's advantage is update cadence (every 6 weeks vs every 8 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ALL Lite is free to download; ERSB costs $149.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ERSB ships an update every 6 weeks, ALL Lite every 8 months. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ERSB | ALL Lite |
| --- | --- | --- |
| Price | $149.99 | **Free** |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/all-lite/id1022079119/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | — | Free |
| Size | 246 MB | 419 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Attainment Company](https://appshunter.io/developer/403989333) | [Tobii Dynavox LLC](https://appshunter.io/developer/446210474) |

## What reviewers say

### ERSB

[App page](https://appshunter.io/ios/app/ersb/id970648169)

**In-app purchases:** none


### ALL Lite

[App page](https://appshunter.io/ios/app/all-lite/id1022079119)

This free educational app offers foundational literacy skills for young learners. It focuses on sound blending and letter-sound correspondence, providing a taste of the full program's capabilities.

**Highlights:** Sound Blending skill, Letter-Sound Correspondence skill, Unlimited student profiles, Access to initial program content, Designed for early learners

**In-app purchases:** none


## Frequently asked questions

### Is ERSB free?

ERSB costs $149.99, with no in-app purchases.

### Is ALL Lite free?

ALL Lite is free to download, with no in-app purchases.

### Do ERSB or ALL Lite have ads?

Neither ERSB nor ALL Lite shows ads.

### Which is updated more often, ERSB or ALL Lite?

ERSB ships an update every 6 weeks, and ALL Lite every 8 months. Most recently, ERSB was updated on September 15, 2026 and ALL Lite on September 24, 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.*