# iStopwatch vs ReminDown

The clearest difference is ads: ReminDown at none against iStopwatch's shown. iStopwatch's advantage is update cadence (monthly vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. iStopwatch sells 1 one-off in-app purchase and ReminDown sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

iStopwatch ships an update monthly, ReminDown every 3 months. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | iStopwatch | ReminDown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/remindown-countdown-and-widgets/id6757394858/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | — | Freemium |
| Size | 9 MB | 12 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [景珂 陈](https://appshunter.io/developer/620312170) | [Ishan Nandwal](https://appshunter.io/developer/1861738118) |

## What reviewers say

### iStopwatch

[App page](https://appshunter.io/ios/app/istopwatch-lcd-timer/id1143929948)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |


### ReminDown

[App page](https://appshunter.io/ios/app/remindown-countdown-and-widgets/id6757394858)

This app helps you track important dates and events with customizable countdowns. It offers home and lock screen widgets for quick access and smart notifications to ensure you never miss a moment. Personalize your countdowns with photos, notes, and colors for a delightful experience.

**Highlights:** Home screen widgets, Lock screen widgets, Smart notifications, Customizable countdowns, Display time in seconds, Archive past events, Light and Dark Mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Montly Subscription | $0.99 | per month |
| Annual Subscription | $4.99 | per year |
| Lifetime Access | $14.99 | one-time |


## Frequently asked questions

### Is iStopwatch free?

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

### Is ReminDown free?

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

### Do iStopwatch or ReminDown have ads?

iStopwatch shows ads; ReminDown does not.

### Which is updated more often, iStopwatch or ReminDown?

iStopwatch ships an update monthly, and ReminDown every 3 months. Most recently, iStopwatch was updated on November 2, 2026 and ReminDown on October 28, 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.*