# JoinU @Harvard vs s.space

The clearest difference is update cadence: s.space at weekly against JoinU @Harvard's monthly. JoinU @Harvard's advantage is iOS requirement (13.4 vs 15.6). 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.

JoinU @Harvard ships an update monthly, s.space weekly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | JoinU @Harvard | s.space |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sspace/id6788541784/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Free |
| Size | 26 MB | 62 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Harvard University](https://appshunter.io/developer/382088726) | [AG2](https://appshunter.io/developer/6788541786) |

## What reviewers say

### JoinU @Harvard

[App page](https://appshunter.io/ios/app/joinu-harvard/id6459098232)

**Features:** macOS Compatibility

**In-app purchases:** none


### s.space

[App page](https://appshunter.io/ios/app/sspace/id6788541784)

Collaborate with your team and AI agents in shared rooms. Agents can research, draft, and follow up on tasks, while you maintain control and access all project documents in one place.

**Highlights:** Bring your own AI agent, Message agents in plain language, Agents work together, Control agent access, Shared project rooms, Chat and file sharing, Voice commands for agents, Connect external apps

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

**In-app purchases:** none


## Frequently asked questions

### Is JoinU @Harvard free?

JoinU @Harvard is free to download, with no in-app purchases.

### Is s.space free?

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

### Do JoinU @Harvard or s.space have ads?

Neither JoinU @Harvard nor s.space shows ads.

### Which is updated more often, JoinU @Harvard or s.space?

JoinU @Harvard ships an update monthly, and s.space weekly. Most recently, JoinU @Harvard was updated on October 27, 2026 and s.space on October 31, 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.*