# When vs Opexpms

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

Both are free to download. When sells 2 in-app purchases, starting at $1.99 per month. Opexpms asks for nothing beyond the download.

When ships an update fortnightly, Opexpms every 10 days. The most recent releases landed on October 2, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | When | Opexpms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/when-quick-reminders-try-it/id1073191021/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 84.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 113 MB | 36 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mikhail Solomonov](https://appshunter.io/developer/537048112) | [DINGO, OSOO](https://appshunter.io/developer/1822725793) |

## What reviewers say

### When

[App page](https://appshunter.io/ios/app/when-quick-reminders-try-it/id1073191021)

Easily set reminders with a single tap by interacting with a clock face. Customize your reminders with notes, colors, icons, and sounds. View all your scheduled alerts in a clear list.

**Highlights:** One-tap reminder setting, Adjust time by moving on clock face, Add notes to reminders, Customize color and icon, Choose reminder sound, View full reminder list

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $12.99 | per year |


### Opexpms

[App page](https://appshunter.io/ios/app/opexpms/id6771450056)

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

**In-app purchases:** none


## Frequently asked questions

### Is When free?

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

### Is Opexpms free?

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

### Do When or Opexpms have ads?

When shows ads; Opexpms does not.

### Which is updated more often, When or Opexpms?

When ships an update fortnightly, and Opexpms every 10 days. Most recently, When was updated on October 2, 2026 and Opexpms on September 18, 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.*