# Ziggy vs NJBC

The clearest difference is in-app purchases: NJBC at none against Ziggy's 2. NJBC also leads on device support (4 vs 2) and iOS requirement (15.1 vs 18.0). Ziggy's advantage is chart position (#28 vs unranked). On price, update cadence and ads there is nothing between them.

Both are free to download. Ziggy sells 2 in-app purchases, starting at $6.99 per 7 days. NJBC asks for nothing beyond the download.

Ziggy ships an update every 4 days, NJBC every 3 days. The most recent releases landed on November 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Ziggy | NJBC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.2K ratings)](https://appshunter.io/ios/app/ziggy-learn-asl-sign-language/id6781227577/reviews)** | — |
| Number of ratings | **7.2K** | — |
| Positive reviews | 46.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Freemium | — |
| Best chart rank | **#28** | — |
| Size | 190 MB | 56 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple TV** |
| Age rating | +4 | 4+ |
| Developer | [OneDegree Labs LLC](https://appshunter.io/developer/1850531994) | [New Jerusalem Baptist Church Of Edgard](https://appshunter.io/developer/6804930233) |

## What reviewers say

### Ziggy

[App page](https://appshunter.io/ios/app/ziggy-learn-asl-sign-language/id6781227577)

**Currently charting:** #28 Top Free · Education, #54 Top Grossing · Education (US App Store)

Master American Sign Language with interactive video lessons, gamified quizzes, and smart review exercises. Build vocabulary and practice real conversations to sign confidently in everyday situations. Suitable for all skill levels, from beginners to experienced learners.

**Highlights:** Interactive video lessons, Gamified quizzes, Smart review exercises, Progress tracking, ASL dictionary, Structured learning units

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ziggy ASL Premium — Weekly | $6.99 | per 7 days |
| Ziggy ASL Premium — Yearly | $49.99 | per year |


### NJBC

[App page](https://appshunter.io/ios/app/njbc/id6804930231)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ziggy free?

Ziggy is free to download, with in-app purchases available.

### Is NJBC free?

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

### Do Ziggy or NJBC have ads?

Neither Ziggy nor NJBC shows ads.

### Which is updated more often, Ziggy or NJBC?

Ziggy ships an update every 4 days, and NJBC every 3 days. Most recently, Ziggy was updated on November 12, 2026 and NJBC on October 11, 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.*