# SmartNas vs Khmer Smart Calendar

The clearest difference is in-app purchases: SmartNas at none against Khmer Smart Calendar's 1. SmartNas also leads on iOS requirement (15.0 vs 17.0). Khmer Smart Calendar's advantage is review sentiment (38% vs 15%). On price, rating, ratings volume and update cadence there is nothing between them.

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

Khmer Smart Calendar holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 2.8K and 1.6K respectively. Written reviews point the same way: 15% of SmartNas's written reviews are positive against 38% of Khmer Smart Calendar's.

SmartNas ships an update fortnightly, Khmer Smart Calendar every 2 weeks. Both last shipped on November 11, 2026.

## The numbers

| Metric | SmartNas | Khmer Smart Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (2.8K ratings)](https://appshunter.io/ios/app/smartnas/id1205849979/reviews) | **[4.6 (1.6K ratings)](https://appshunter.io/ios/app/khmer-smart-calendar/id1339660304/reviews)** |
| Number of ratings | **2.8K** | 1.6K |
| Positive reviews | 15.3% of reviews | **38.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 153 MB | 29 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Smart Axiata Co., Ltd.](https://appshunter.io/developer/993071518) | [Phearoth Phen](https://appshunter.io/developer/925021535) |

## What reviewers say

### SmartNas

[App page](https://appshunter.io/ios/app/smartnas/id1205849979)

Manage your mobile services and broadband with ease. Track your balance, data usage, and top up your account. Discover local deals, earn rewards, and get instant support for your connectivity needs.

**Highlights:** Real-time balance and data usage tracking, Easy top-up via various payment methods, Broadband installation and setup management, Issue reporting for mobile and internet, Earn points and redeem rewards, Browse and subscribe to home internet plans

**In-app purchases:** none

**What reviewers like**

- 🌟 Easy to use
- ⚡ Fast and responsive
- 📱 Excellent mobile experience

**What reviewers complain about**

- 🐌 Slow app performance
- 🔍 Misleading or confusing features
- 💰 Hidden/unexpected charges
- 🔒 Security and privacy concerns
- 🔧 Buggy and unreliable

**Reported bugs**

- App crashes or freezes frequently
- Compatibility issues with newer devices
- Unreliable top-up and payment processing
- Inaccurate or missing account information

**Requested features**

- Improve app stability and reliability
- Enhance user interface and navigation
- Provide better transparency on pricing and charges
- Expand compatibility with more devices
- Improve customer support and communication


### Khmer Smart Calendar

[App page](https://appshunter.io/ios/app/khmer-smart-calendar/id1339660304)

This app displays Cambodian holidays, lunar dates, and Seil days alongside solar dates. It offers event reminders, notes, and weather forecasts. Users can customize the interface and back up data to iCloud.

**Highlights:** Lunar and solar date display, Cambodian holiday tracking, Seil day marking, Event reminders and notes, Weather forecasts, Home and Lock Screen widgets, Date calculator

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $8.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Ease of use

**What reviewers complain about**

- 🐛 Calculation errors
- 🔧 Compatibility issues
- 🔍 Lack of language options

**Reported bugs**

- App crashes after update
- Incorrect date calculations

**Requested features**

- Correct public holiday dates
- Multilingual support


## Frequently asked questions

### Is SmartNas free?

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

### Is Khmer Smart Calendar free?

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

### Which has better reviews, SmartNas or Khmer Smart Calendar?

Khmer Smart Calendar is rated higher. SmartNas averages 4.4 out of 5 from 2.8K ratings, while Khmer Smart Calendar averages 4.6 from 1.6K ratings.

### Do SmartNas or Khmer Smart Calendar have ads?

Both SmartNas and Khmer Smart Calendar show ads.

### Which is updated more often, SmartNas or Khmer Smart Calendar?

SmartNas ships an update fortnightly, and Khmer Smart Calendar every 2 weeks. Most recently, SmartNas was updated on November 11, 2026 and Khmer Smart Calendar on November 11, 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.*