# Calendar Reminder vs Chatometer

The clearest difference is rating: Chatometer at 5.0 against Calendar Reminder's 3.0. Chatometer also leads on review sentiment (100% vs 58%) and ads (none vs shown). Calendar Reminder's advantage is iOS requirement (15.6 vs 17.0). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Calendar Reminder sells 1 one-off in-app purchase and Chatometer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Chatometer holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews point the same way: 58% of Calendar Reminder's written reviews are positive against 100% of Chatometer's.

Calendar Reminder ships an update every 2 weeks, Chatometer every 5 days. The most recent releases landed on September 21, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Calendar Reminder | Chatometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/calendar-reminder/id424441534/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/chatometer/id6744563294/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | 58.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 30 MB | 11 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [文睿 李](https://appshunter.io/developer/372593992) | [Nicholas Baughan](https://appshunter.io/developer/1526859820) |

## What reviewers say

### Calendar Reminder

[App page](https://appshunter.io/ios/app/calendar-reminder/id424441534)

Easily manage recurring events and daily tasks with a simple interface. Set reminders for birthdays, anniversaries, and important meetings. Never miss an important date or appointment again.

**Highlights:** Recurrent event management, Daily task planning, Birthday and anniversary reminders, Appointment and meeting alerts, Customizable sound/vibrate notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $0.99 | one-time |


### Chatometer

[App page](https://appshunter.io/ios/app/chatometer/id6744563294)

This app provides fun insights into your messaging habits by analyzing chat data. It reveals message counts, activity trends, and word usage, all processed securely offline. An optional in-app purchase unlocks the ability to analyze more than three conversations.

**Highlights:** Message, word, and character totals, Messaging activity over time, Most active hours and days, Top words and emoji analysis, Longest words sent, Offline chat analysis, iCloud sync across devices

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chatometer Plus | $2.99 | one-time |


## Frequently asked questions

### Is Calendar Reminder free?

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

### Is Chatometer free?

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

### Which has better reviews, Calendar Reminder or Chatometer?

Chatometer is rated higher. Calendar Reminder averages 3.0 out of 5 from 2 ratings, while Chatometer averages 5.0 from 5 ratings.

### Do Calendar Reminder or Chatometer have ads?

Calendar Reminder shows ads; Chatometer does not.

### Which is updated more often, Calendar Reminder or Chatometer?

Calendar Reminder ships an update every 2 weeks, and Chatometer every 5 days. Most recently, Calendar Reminder was updated on September 21, 2026 and Chatometer on September 29, 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.*