# Stackbox vs Pin Reminder

The clearest difference is in-app purchases: Pin Reminder at none against Stackbox's 2. Stackbox's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on September 24, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Stackbox | Pin Reminder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | Every 4 days |
| Size | 33 MB | 24 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YunJae Jeong](https://appshunter.io/developer/1568287924) | [Shin JunHo](https://appshunter.io/developer/6785735659) |

## What reviewers say

### Stackbox

[App page](https://appshunter.io/ios/app/stackbox-rss-reader/id6758572761)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.99 | per month |
| Yearly Plan | $19.99 | per year |


### Pin Reminder

[App page](https://appshunter.io/ios/app/pin-reminder-place-alerts/id6785767784)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stackbox free?

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

### Is Pin Reminder free?

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

### Do Stackbox or Pin Reminder have ads?

Pin Reminder shows ads; Stackbox does not.

### Which is updated more often, Stackbox or Pin Reminder?

Stackbox ships an update every 4 days, and Pin Reminder every 4 days. Most recently, Stackbox was updated on September 24, 2026 and Pin Reminder on September 6, 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.*