# Tau Lambda vs UniFi Community

The clearest difference is update cadence: UniFi Community at every 5 days against Tau Lambda's every 39 months. Tau Lambda's advantage is iOS requirement (16.1 vs 18.0). 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.

Tau Lambda ships an update every 39 months, UniFi Community every 5 days. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Tau Lambda | UniFi Community |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unifi-community/id6796232368/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 5 days** |
| Monetization | — | Free |
| Size | 26 MB | 51 MB |
| Requires iOS | **16.1** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ricardo Cumberbatch](https://appshunter.io/developer/1455104172) | [Ubiquiti Inc.](https://appshunter.io/developer/683620863) |

## What reviewers say

### Tau Lambda

[App page](https://appshunter.io/ios/app/tau-lambda/id1592825644)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### UniFi Community

[App page](https://appshunter.io/ios/app/unifi-community/id6796232368)

Connect with other users and staff for discussions, support, and product updates within the UniFi ecosystem. Ask questions, share solutions, and get feedback from experienced users and development teams.

**Highlights:** Product conversations, Technical support, Feedback submission, Product release notifications, Knowledge sharing, User-to-user help

**In-app purchases:** none


## Frequently asked questions

### Is Tau Lambda free?

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

### Is UniFi Community free?

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

### Do Tau Lambda or UniFi Community have ads?

Neither Tau Lambda nor UniFi Community shows ads.

### Which is updated more often, Tau Lambda or UniFi Community?

Tau Lambda ships an update every 39 months, and UniFi Community every 5 days. Most recently, Tau Lambda was updated on September 10, 2026 and UniFi Community on September 23, 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.*