# Gridline vs Invitable

The clearest difference is update cadence: Invitable at every 2 weeks against Gridline's every 6 weeks. Invitable also leads on iOS requirement (15.1 vs 26.0). 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.

Gridline ships an update every 6 weeks, Invitable every 2 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Gridline | Invitable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/invitable-social-activities/id6757788238/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 36 MB | 58 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Yannick Pulver](https://appshunter.io/developer/1739935437) | [DEVNEST (PTY) LTD](https://appshunter.io/developer/1803135127) |

## What reviewers say

### Gridline

[App page](https://appshunter.io/ios/app/gridline/id6741361644)

**Features:** Vision Pro support

**In-app purchases:** none


### Invitable

[App page](https://appshunter.io/ios/app/invitable-social-activities/id6757788238)

Connect with new people by joining or creating shared activities. Discover local events like coffee meetups, meals, study sessions, or casual hangouts. Experience genuine interactions with real people through common interests.

**Highlights:** Create social activity invites, Browse nearby activities, Join shared experiences, Meet new people, Focus on real plans, Local connections

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

**In-app purchases:** none


## Frequently asked questions

### Is Gridline free?

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

### Is Invitable free?

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

### Do Gridline or Invitable have ads?

Neither Gridline nor Invitable shows ads.

### Which is updated more often, Gridline or Invitable?

Gridline ships an update every 6 weeks, and Invitable every 2 weeks. Most recently, Gridline was updated on October 24, 2026 and Invitable on October 12, 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.*