# Dayzero vs Opaline

The clearest difference is iOS requirement: Dayzero at 17.0 against Opaline's 26.1. On price and in-app purchases there is nothing between them.

Both are free to download. Dayzero sells 2 in-app purchases, starting at $4.99 per month and Opaline sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Dayzero | Opaline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Size | 5 MB | 80 MB |
| Requires iOS | **17.0** | 26.1 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Tugba KAHRAMAN](https://appshunter.io/developer/1896074225) | [VyxWorks](https://appshunter.io/developer/1180399771) |

## What reviewers say

### Dayzero

[App page](https://appshunter.io/ios/app/dayzero-aesthetic-countdown/id6767831306)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dayzero Pro Monthly | $4.99 | per month |
| Dayzero Pro Annual | $29.99 | per year |


### Opaline

[App page](https://appshunter.io/ios/app/opaline-themed-calendar/id6779310646)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bare Mono | $0.99 | one-time |
| Wa Monyo | $0.99 | one-time |
| Cross Stitch | $0.99 | one-time |
| Nordic Knit | $0.99 | one-time |
| Snow Day | $0.99 | one-time |
| Wa Yoi | $0.99 | one-time |
| Wa Sumi | $0.99 | one-time |
| Winter Songbook | $0.99 | one-time |
| Wa Aizome | $0.99 | one-time |
| Snowy Town | $0.99 | one-time |


## Frequently asked questions

### Is Dayzero free?

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

### Is Opaline free?

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

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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.*