# iCalendar vs Grain Moisture

The clearest difference is in-app purchases: Grain Moisture at none against iCalendar's 10. Grain Moisture also leads on review sentiment (100% vs 71%) and iOS requirement (12.0 vs 15.6). iCalendar's advantage is chart position (#28 vs unranked) and update cadence (every 3 months vs every 7 months). On price and ads there is nothing between them.

iCalendar costs $2.99 and Grain Moisture $2.99 up front. iCalendar sells 10 in-app purchases, starting at $1.99 per year. Grain Moisture asks for nothing beyond the download.

iCalendar ships an update every 3 months, Grain Moisture every 7 months. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | iCalendar | Grain Moisture |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Rating | **[4.7 (5.4K ratings)](https://appshunter.io/ios/app/icalendar/id492076105/reviews)** | — |
| Number of ratings | **5.4K** | — |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#28** | — |
| Size | 21 MB | 10 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Symfonies, Inc.](https://appshunter.io/developer/866948270) | [Sheila Elder](https://appshunter.io/developer/1105155338) |

## What reviewers say

### iCalendar

[App page](https://appshunter.io/ios/app/icalendar/id492076105)

**Currently charting:** #28 Top Paid · Productivity (US App Store)

This app helps you manage your busy schedule with a user-friendly interface. Easily track daily, weekly, monthly, and yearly views, and color-code your events for better organization. It syncs with popular accounts and offers productivity tools for efficient event management.

**Highlights:** Daily, weekly, monthly, yearly views, Customizable event color-coding, Syncs with iCloud, Google, Exchange, Outlook, Yahoo!, Task manager with iOS Reminders sync, Drag and drop event rescheduling, Custom repeating events, Time zone support

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calendar Store | $1.99 | per year |
| Religious holidays | $0.99 | one-time |
| Week Numbers | $0.99 | one-time |
| Moon Phases calendar | $0.99 | one-time |
| Holidays United States | $0.99 | one-time |
| Calendars - Pro Football USA 2014-2015 edition | $0.99 | one-time |
| Calendars - Pro Baseball USA 2015 edition | $0.99 | one-time |
| iOS Reminders | $0.99 | one-time |
| Calendars - Pro American Football Men United States 2015-2016 edition | $0.99 | one-time |
| Weather calendars | $1.99 | one-time |

**What reviewers like**

- 💻 Excellent calendar app
- 🎨 Customizable color coding
- 📅 Comprehensive monthly view
- 🗓️ Seamless syncing across devices
- 🔍 Detailed event information

**What reviewers complain about**

- 🐛 Occasional data loss or sync issues
- 🔍 Difficulty editing recurring events
- 🔒 Concerns about security and privacy
- 💰 Paid features that should be free
- 🕰️ Inconsistent event time display

**Reported bugs**

- Events disappearing or not syncing properly
- Inability to edit or update recurring events
- Incorrect time and location information
- Crashes or freezes when performing certain actions

**Requested features**

- Add ability to attach files to events
- Improve widget functionality and visibility
- Introduce family/group calendar sharing
- Expand color palette and theming options
- Add yearly view and better month-to-month navigation


### Grain Moisture

[App page](https://appshunter.io/ios/app/grain-moisture/id1105155339)

Calculate grain moisture accurately using dial readings and grain temperature. Features over 50 grain types with formulas based on up-to-date Canadian Grain Commission tables. Avoid outdated paper charts with this farmer-developed tool.

**Highlights:** Moisture calculation using dial reading and temperature, Over 50 grain choices, Formulas based on Canadian Grain Commission tables, Replaces outdated paper tables, Developed by farmers

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

**In-app purchases:** none


## Frequently asked questions

### Is iCalendar free?

iCalendar costs $2.99, and also offers in-app purchases.

### Is Grain Moisture free?

Grain Moisture costs $2.99, with no in-app purchases.

### Do iCalendar or Grain Moisture have ads?

Neither iCalendar nor Grain Moisture shows ads.

### Which is updated more often, iCalendar or Grain Moisture?

iCalendar ships an update every 3 months, and Grain Moisture every 7 months. Most recently, iCalendar was updated on October 17, 2026 and Grain Moisture on October 8, 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.*