# Schedule Planner Calendar vs Aa Viewer

The clearest difference is in-app purchases: Aa Viewer at none against Schedule Planner Calendar's 1. Aa Viewer also leads on ads (none vs shown) and iOS requirement (13.0 vs 15). Schedule Planner Calendar's advantage is update cadence (every 11 months vs every 39 months). On price and device support there is nothing between them.

Both are free to download. Schedule Planner Calendar sells 1 one-off in-app purchase. Aa Viewer asks for nothing beyond the download.

Schedule Planner Calendar ships an update every 11 months, Aa Viewer every 39 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Schedule Planner Calendar | Aa Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (40 ratings)](https://appshunter.io/ios/app/schedule-planner-calendar/id542308019/reviews)** | — |
| Number of ratings | **40** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 11 months** | Every 39 months |
| Monetization | Ad-supported | — |
| Size | 11 MB | 26 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [Sa Solutions srls](https://appshunter.io/developer/1260145694) |

## What reviewers say

### Schedule Planner Calendar

[App page](https://appshunter.io/ios/app/schedule-planner-calendar/id542308019)

Manage your daily, weekly, and monthly plans with this straightforward calendar app. It helps you track past events, organize your current schedule, and plan up to two months in advance.

**Highlights:** 64-day planning horizon, Yesterday's diary tracking, Today's schedule management, Tomorrow and beyond planning, Simple checklist interface

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Aa Viewer

[App page](https://appshunter.io/ios/app/aa-viewer/id1665684178)

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

**In-app purchases:** none


## Frequently asked questions

### Is Schedule Planner Calendar free?

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

### Is Aa Viewer free?

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

### Do Schedule Planner Calendar or Aa Viewer have ads?

Schedule Planner Calendar shows ads; Aa Viewer does not.

### Which is updated more often, Schedule Planner Calendar or Aa Viewer?

Schedule Planner Calendar ships an update every 11 months, and Aa Viewer every 39 months. Most recently, Schedule Planner Calendar was updated on October 12, 2026 and Aa Viewer on October 9, 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.*