# AIBAI vs Calendar+ 2

The clearest difference is in-app purchases: AIBAI at none against Calendar+ 2's 3. AIBAI also leads on iOS requirement (15.0 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. Calendar+ 2 sells 3 in-app purchases, starting at $4.99 per month. AIBAI asks for nothing beyond the download.

## The numbers

| Metric | AIBAI | Calendar+ 2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 36 MB | 50 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ngo Bao](https://appshunter.io/developer/1855789022) | [Joshua & Company Inc.](https://appshunter.io/developer/1840870031) |

## What reviewers say

### AIBAI

[App page](https://appshunter.io/ios/app/aibai/id6762422656)

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

**In-app purchases:** none


### Calendar+ 2

[App page](https://appshunter.io/ios/app/calendar-plus-2-planner-widget/id6767846596)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $4.99 | per month |
| Yearly subscription | $29.99 | per year |
| Lifetime purchase | $149.99 | one-time |


## Frequently asked questions

### Is AIBAI free?

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

### Is Calendar+ 2 free?

Calendar+ 2 is free to download, with in-app purchases available.

### Do AIBAI or Calendar+ 2 have ads?

Neither AIBAI nor Calendar+ 2 shows ads.

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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.*