# Xenon Smart vs Whenlyy

The clearest difference is in-app purchases: Xenon Smart at none against Whenlyy's 1. Xenon Smart also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.6). Whenlyy's advantage is update cadence (every 2 months vs every 17 months). On price and ads there is nothing between them.

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

Xenon Smart ships an update every 17 months, Whenlyy every 2 months. The most recent releases landed on August 2, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Xenon Smart | Whenlyy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 months** |
| Size | 201 MB | 5 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [XENON SMART TEKNOLOJI SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1214755968) | [Erkmen Ergul](https://appshunter.io/developer/1798402976) |

## What reviewers say

### Xenon Smart

[App page](https://appshunter.io/ios/app/xenon-smart/id1643737476)

**Features:** macOS Compatibility

**In-app purchases:** none


### Whenlyy

[App page](https://appshunter.io/ios/app/whenlyy/id6749324955)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Whenly Premium | $1.79 | one-time |


## Frequently asked questions

### Is Xenon Smart free?

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

### Is Whenlyy free?

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

### Do Xenon Smart or Whenlyy have ads?

Neither Xenon Smart nor Whenlyy shows ads.

### Which is updated more often, Xenon Smart or Whenlyy?

Xenon Smart ships an update every 17 months, and Whenlyy every 2 months. Most recently, Xenon Smart was updated on August 2, 2026 and Whenlyy on May 17, 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.*