# Day Calculator Elite vs Whenlyy

The clearest difference is in-app purchases: Day Calculator Elite at none against Whenlyy's 1. Day Calculator Elite also leads on update cadence (every 9 days vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

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

Day Calculator Elite ships an update every 9 days, Whenlyy every 2 months. The most recent releases landed on October 26, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Day Calculator Elite | Whenlyy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Size | 10 MB | 5 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chuk Fong Ng](https://appshunter.io/developer/1086110905) | [Erkmen Ergul](https://appshunter.io/developer/1798402976) |

## What reviewers say

### Day Calculator Elite

[App page](https://appshunter.io/ios/app/day-calculator-elite/id1224924535)

**Features:** macOS Compatibility

**In-app purchases:** none


### Whenlyy

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

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases (1)**

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


## Frequently asked questions

### Is Day Calculator Elite free?

Day Calculator Elite is free to download, with no in-app purchases.

### Is Whenlyy free?

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

### Do Day Calculator Elite or Whenlyy have ads?

Neither Day Calculator Elite nor Whenlyy shows ads.

### Which is updated more often, Day Calculator Elite or Whenlyy?

Day Calculator Elite ships an update every 9 days, and Whenlyy every 2 months. Most recently, Day Calculator Elite was updated on October 26, 2026 and Whenlyy on November 5, 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.*