# 你好苏大应用(新) vs Random Reminder

The clearest difference is in-app purchases: 你好苏大应用(新) at none against Random Reminder's 4. 你好苏大应用(新) also leads on iOS requirement (11.0 vs 15.0). Random Reminder's advantage is update cadence (weekly vs monthly) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Random Reminder sells 4 in-app purchases, starting at $2.99 per month. 你好苏大应用(新) asks for nothing beyond the download.

你好苏大应用(新) ships an update monthly, Random Reminder weekly. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | 你好苏大应用(新) | Random Reminder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (18 ratings)](https://appshunter.io/ios/app/random-reminder-focus-timer/id6745423696/reviews)** |
| Number of ratings | — | **18** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Freemium |
| Size | 34 MB | 43 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [上海璞璠信息科技有限公司](https://appshunter.io/developer/1294530684) | [志高 谢](https://appshunter.io/developer/1811717824) |

## What reviewers say

### 你好苏大应用(新)

[App page](https://appshunter.io/ios/app/id1294530685)

**Features:** macOS Compatibility

**In-app purchases:** none


### Random Reminder

[App page](https://appshunter.io/ios/app/random-reminder-focus-timer/id6745423696)

This app helps you achieve deep focus quickly through a unique method involving random sound reminders and short breaks. It's designed to improve attention, memory, and learning performance by leveraging principles like neural replay and ultradian rhythms.

**Highlights:** Random sound interval reminders, 10-second micro-breaks, 90-minute focus sessions, Neural replay for memory, Variable ratio reinforcement, Zeigarnik effect utilization

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度高级会员 | $2.99 | per month |
| 季度高级会员 | $9.99 | per 3 months |
| 年度高级会员 | $24.99 | per year |
| 违约成本 | $0.99 | one-time |


## Frequently asked questions

### Is 你好苏大应用(新) free?

你好苏大应用(新) is free to download, with no in-app purchases.

### Is Random Reminder free?

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

### Do 你好苏大应用(新) or Random Reminder have ads?

Neither 你好苏大应用(新) nor Random Reminder shows ads.

### Which is updated more often, 你好苏大应用(新) or Random Reminder?

你好苏大应用(新) ships an update monthly, and Random Reminder weekly. Most recently, 你好苏大应用(新) was updated on September 24, 2026 and Random Reminder on September 10, 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.*