# Bauhaus Echo vs Chain Pulse Lab

The clearest difference is in-app purchases: Chain Pulse Lab at none against Bauhaus Echo's 1. Chain Pulse Lab also leads on ads (none vs shown) and update cadence (weekly vs monthly). Bauhaus Echo's advantage is iOS requirement (12.0 vs 15). On price and device support there is nothing between them.

Both are free to download. Bauhaus Echo sells 1 one-off in-app purchase. Chain Pulse Lab asks for nothing beyond the download.

Bauhaus Echo ships an update monthly, Chain Pulse Lab weekly. The most recent releases landed on September 12, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Bauhaus Echo | Chain Pulse Lab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Size | 124 MB | 7 MB |
| Requires iOS | **12.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Such Software](https://appshunter.io/developer/1876359235) | [节芬 王](https://appshunter.io/developer/1881918208) |

## What reviewers say

### Bauhaus Echo

[App page](https://appshunter.io/ios/app/bauhaus-echo/id6759010657)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Chain Pulse Lab

[App page](https://appshunter.io/ios/app/chain-pulse-lab/id6761519256)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bauhaus Echo free?

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

### Is Chain Pulse Lab free?

Chain Pulse Lab is free to download, with no in-app purchases.

### Do Bauhaus Echo or Chain Pulse Lab have ads?

Bauhaus Echo shows ads; Chain Pulse Lab does not.

### Which is updated more often, Bauhaus Echo or Chain Pulse Lab?

Bauhaus Echo ships an update monthly, and Chain Pulse Lab weekly. Most recently, Bauhaus Echo was updated on September 12, 2026 and Chain Pulse Lab on September 10, 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.*