# OpenSub vs MemoryDay.

The clearest difference is in-app purchases: OpenSub at none against MemoryDay.'s 5. OpenSub also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MemoryDay. sells 5 in-app purchases, starting at $0.99 per 3 months. OpenSub asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on September 14, 2026.

## The numbers

| Metric | OpenSub | MemoryDay. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/opensub/id6762130793/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | — |
| Size | 3 MB | 78 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Haishi Culture Technology Co., Ltd.](https://appshunter.io/developer/1893052687) | [思明 李](https://appshunter.io/developer/1895564643) |

## What reviewers say

### OpenSub

[App page](https://appshunter.io/ios/app/opensub/id6762130793)

This app helps you visualize and manage your recurring bills and subscriptions. It provides clear, receipt-style summaries of your spending, with customizable reminders to avoid surprise renewals. Track active and ended subscriptions with ease.

**Highlights:** Recurring bill visualization, Subscription management, Renewal and trial reminders, Auto-import from App Store, Spending summaries, Archived subscription details

**Features:** macOS Compatibility

**In-app purchases:** none


### MemoryDay.

[App page](https://appshunter.io/ios/app/memoryday/id6763980778)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MemoryDay 季度会员 | $0.99 | per 3 months |
| MemoryDay 年度会员 | $1.99 | per year |
| 年度会员升级永久会员 | $1.99 | one-time |
| 季度会员升级永久会员 | $2.99 | one-time |
| MemoryDay 永久会员 | $3.99 | one-time |


## Frequently asked questions

### Is OpenSub free?

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

### Is MemoryDay. free?

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

### Do OpenSub or MemoryDay. have ads?

Neither OpenSub nor MemoryDay. shows ads.

### Which is updated more often, OpenSub or MemoryDay.?

OpenSub ships an update every 3 weeks, and MemoryDay. every 3 weeks. Most recently, OpenSub was updated on September 14, 2026 and MemoryDay. on September 14, 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.*