# May Calendar vs PetPlan

The clearest difference is in-app purchases: PetPlan at none against May Calendar's 1. PetPlan also leads on ads (none vs shown) and update cadence (every 6 days vs every 3 weeks). May Calendar's advantage is iOS requirement (16.6 vs 26.2). On price and device support there is nothing between them.

Both are free to download. May Calendar sells 1 one-off in-app purchase. PetPlan asks for nothing beyond the download.

May Calendar ships an update every 3 weeks, PetPlan every 6 days. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | May Calendar | PetPlan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (40 ratings)](https://appshunter.io/ios/app/may-calendar/id1579147803/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 56.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 12 MB |
| Requires iOS | **16.6** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Motoki Takahashi](https://appshunter.io/developer/1411233238) | [Mikhail Lukyanov](https://appshunter.io/developer/888770770) |

## What reviewers say

### May Calendar

[App page](https://appshunter.io/ios/app/may-calendar/id1579147803)

This app offers a comprehensive view of your schedule, displaying all events on a monthly calendar with customizable time and location details. Manage multiple calendars, use templates for quick event registration, and personalize your view with custom colors and fonts.

**Highlights:** Display all schedules on monthly view, Manage multiple calendar sets, Register schedules with templates, 20 types of customizable widgets, Filter events by keywords, Set event background colors and patterns, Customizable notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $7.99 | one-time |


### PetPlan

[App page](https://appshunter.io/ios/app/petplan/id6799170472)

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

**In-app purchases:** none


## Frequently asked questions

### Is May Calendar free?

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

### Is PetPlan free?

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

### Do May Calendar or PetPlan have ads?

May Calendar shows ads; PetPlan does not.

### Which is updated more often, May Calendar or PetPlan?

May Calendar ships an update every 3 weeks, and PetPlan every 6 days. Most recently, May Calendar was updated on October 22, 2026 and PetPlan on October 25, 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.*