# Black Tech Exchange vs Emerald Book

The clearest difference is update cadence: Emerald Book at every 6 days against Black Tech Exchange's every 6 months. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Black Tech Exchange against 5.0 for Emerald Book. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

Black Tech Exchange ships an update every 6 months, Emerald Book every 6 days. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Black Tech Exchange | Emerald Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/black-tech-exchange/id6757788419/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/emerald-book/id6759741755/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 32 MB | 4 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Dapper Artisan Company LLC](https://appshunter.io/developer/1513204844) | [Emerald Book, Inc.](https://appshunter.io/developer/1880452108) |

## What reviewers say

### Black Tech Exchange

[App page](https://appshunter.io/ios/app/black-tech-exchange/id6757788419)

This app is a curated marketplace to discover and support apps, platforms, and digital products created by Black founders. It helps users explore innovative tech across various categories and provides founders with increased visibility.

**Highlights:** Discover apps by Black founders, Browse products by category, Explore detailed app profiles, Stay updated on new tech projects, Share and support innovative products

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

**In-app purchases:** none


### Emerald Book

[App page](https://appshunter.io/ios/app/emerald-book/id6759741755)

Discover and support Black-owned businesses nationwide. Find local restaurants, service providers, and more, while contributing to economic growth and tracking the health of the Black economy.

**Highlights:** Discover Black-owned businesses, Location-based search, Track economic growth, Explore by business category, Constantly updated listings, Community-focused growth

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

**In-app purchases:** none


## Frequently asked questions

### Is Black Tech Exchange free?

Black Tech Exchange is free to download, with no in-app purchases.

### Is Emerald Book free?

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

### Which has better reviews, Black Tech Exchange or Emerald Book?

Black Tech Exchange and Emerald Book are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do Black Tech Exchange or Emerald Book have ads?

Neither Black Tech Exchange nor Emerald Book shows ads.

### Which is updated more often, Black Tech Exchange or Emerald Book?

Black Tech Exchange ships an update every 6 months, and Emerald Book every 6 days. Most recently, Black Tech Exchange was updated on October 6, 2026 and Emerald Book on October 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.*