# Khmer Calendar + vs DotDay

The clearest difference is in-app purchases: DotDay at none against Khmer Calendar +'s 2. DotDay also leads on ads (none vs shown). Khmer Calendar +'s advantage is iOS requirement (15.1 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Khmer Calendar + sells 2 in-app purchases, starting at $0.99 per month. DotDay asks for nothing beyond the download.

Khmer Calendar + ships an update monthly, DotDay every 3 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | Khmer Calendar + | DotDay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (18 ratings)](https://appshunter.io/ios/app/khmer-calendar-plus/id6758347816/reviews)** | — |
| Number of ratings | **18** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 3 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Rottnak Leang](https://appshunter.io/developer/1872428328) | [William Keene](https://appshunter.io/developer/1836616486) |

## What reviewers say

### Khmer Calendar +

[App page](https://appshunter.io/ios/app/khmer-calendar-plus/id6758347816)

This app blends traditional Khmer lunar dates with smart reminders and cultural insights for daily planning. It offers moon phases, holidays, and custom notifications, all within a private, ad-free experience during sacred times.

**Highlights:** Khmer lunar dates alongside international calendar, Moon phases, public holidays, and festival tracking, Smart reminders for daily planning, Custom reminders that work offline, Traditional Khmer calendar information, Multiple language support (Khmer, English, Chinese)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Ads Free Monthly | $0.99 | per month |
| Premium Ads Free Yearly | $9.99 | per year |


### DotDay

[App page](https://appshunter.io/ios/app/dotday/id6761635100)

**In-app purchases:** none


## Frequently asked questions

### Is Khmer Calendar + free?

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

### Is DotDay free?

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

### Do Khmer Calendar + or DotDay have ads?

Khmer Calendar + shows ads; DotDay does not.

### Which is updated more often, Khmer Calendar + or DotDay?

Khmer Calendar + ships an update monthly, and DotDay every 3 weeks. Most recently, Khmer Calendar + was updated on October 28, 2026 and DotDay on October 28, 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.*