# IOA智能办公系统 vs Random Alarms

The clearest difference is in-app purchases: IOA智能办公系统 at none against Random Alarms's 1. IOA智能办公系统 also leads on update cadence (every 10 days vs every 6 weeks) and iOS requirement (12.0 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. Random Alarms sells 1 one-off in-app purchase. IOA智能办公系统 asks for nothing beyond the download.

IOA智能办公系统 ships an update every 10 days, Random Alarms every 6 weeks. The most recent releases landed on September 26, 2026 and August 6, 2026 respectively.

## The numbers

| Metric | IOA智能办公系统 | Random Alarms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/random-alarms/id6743171365/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 212 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Global Local Service Technology(Shenzhen)Co., Ltd.](https://appshunter.io/developer/1183786379) | [Wuhan Jingyao Technology Co., Ltd.](https://appshunter.io/developer/1704107947) |

## What reviewers say

### IOA智能办公系统

[App page](https://appshunter.io/ios/app/ioa/id1561147709)

**Features:** macOS Compatibility

**In-app purchases:** none


### Random Alarms

[App page](https://appshunter.io/ios/app/random-alarms/id6743171365)

Receive occasional reminders without being tied to a specific time. This utility app provides flexible notifications for when you need them, offering a less rigid approach to staying on track.

**Highlights:** Time-independent reminders, Occasional notification prompts, Flexible scheduling, User-controlled notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Audio Upload | $0.99 | one-time |


## Frequently asked questions

### Is IOA智能办公系统 free?

IOA智能办公系统 is free to download, with no in-app purchases.

### Is Random Alarms free?

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

### Do IOA智能办公系统 or Random Alarms have ads?

Neither IOA智能办公系统 nor Random Alarms shows ads.

### Which is updated more often, IOA智能办公系统 or Random Alarms?

IOA智能办公系统 ships an update every 10 days, and Random Alarms every 6 weeks. Most recently, IOA智能办公系统 was updated on September 26, 2026 and Random Alarms on August 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.*