# Open Bridge vs ECHO Study at NYU Langone

The clearest difference is update cadence: ECHO Study at NYU Langone at fortnightly against Open Bridge's every 5 weeks. ECHO Study at NYU Langone also leads on iOS requirement (12.3 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

Open Bridge ships an update every 5 weeks, ECHO Study at NYU Langone fortnightly. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Open Bridge | ECHO Study at NYU Langone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/open-bridge/id1578358408/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 41 MB | 75 MB |
| Requires iOS | 16.4 | **12.3** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sage Bionetworks, a Not-For-Profit Research Organization](https://appshunter.io/developer/972180603) | [Vibrent Health, Inc.](https://appshunter.io/developer/1236953707) |

## What reviewers say

### Open Bridge

[App page](https://appshunter.io/ios/app/open-bridge/id1578358408)

Contribute your data to scientific research studies focused on cognition. Complete scheduled activities, similar to puzzles or memory tests, directly on your phone. Your identity is protected as the app collects data solely for research purposes.

**Highlights:** Contribute data for research studies, Complete scheduled cognitive activities, Activities resemble puzzles and memory tests, Data used solely for research, Protects user identity, Developed by non-profit research organizations

**In-app purchases:** none


### ECHO Study at NYU Langone

[App page](https://appshunter.io/ios/app/echo-study-at-nyu-langone/id6475804461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Open Bridge free?

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

### Is ECHO Study at NYU Langone free?

ECHO Study at NYU Langone is free to download, with no in-app purchases.

### Do Open Bridge or ECHO Study at NYU Langone have ads?

Neither Open Bridge nor ECHO Study at NYU Langone shows ads.

### Which is updated more often, Open Bridge or ECHO Study at NYU Langone?

Open Bridge ships an update every 5 weeks, and ECHO Study at NYU Langone fortnightly. Most recently, Open Bridge was updated on October 6, 2026 and ECHO Study at NYU Langone on October 16, 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.*