# MeetSpace Events vs OPIN (Open+Invitation)

The clearest difference is in-app purchases: MeetSpace Events at none against OPIN (Open+Invitation)'s 1. OPIN (Open+Invitation)'s advantage is update cadence (every 8 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OPIN (Open+Invitation) sells 1 one-off in-app purchase. MeetSpace Events asks for nothing beyond the download.

MeetSpace Events ships an update every 3 months, OPIN (Open+Invitation) every 8 days. The most recent releases landed on October 20, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MeetSpace Events | OPIN (Open+Invitation) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/opin-open-plus-invitation/id6760378331/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 31 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [AppEvents Technologies LLC](https://appshunter.io/developer/1631233129) | [Connor Loretz](https://appshunter.io/developer/1881310218) |

## What reviewers say

### MeetSpace Events

[App page](https://appshunter.io/ios/app/meetspace-events/id6730110922)

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

**In-app purchases:** none


### OPIN (Open+Invitation)

[App page](https://appshunter.io/ios/app/opin-open-plus-invitation/id6760378331)

Easily share open invitations for local events like garage sales, parties, or pop-up shops. Post your event on an interactive map, set the time, and let nearby users discover it. Users can add events to their calendar with one tap.

**Highlights:** Interactive map of local events, Post events with location and time, Discover nearby invitations, One-tap calendar sync, Private event invites, Filter by category and date

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Post an Opin | $0.99 | one-time |


## Frequently asked questions

### Is MeetSpace Events free?

MeetSpace Events is free to download, with no in-app purchases.

### Is OPIN (Open+Invitation) free?

OPIN (Open+Invitation) is free to download, with in-app purchases available.

### Do MeetSpace Events or OPIN (Open+Invitation) have ads?

Neither MeetSpace Events nor OPIN (Open+Invitation) shows ads.

### Which is updated more often, MeetSpace Events or OPIN (Open+Invitation)?

MeetSpace Events ships an update every 3 months, and OPIN (Open+Invitation) every 8 days. Most recently, MeetSpace Events was updated on October 20, 2026 and OPIN (Open+Invitation) on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*