# 189邮箱 vs 智能预警系统

The clearest difference is device support: 189邮箱 at 3 against 智能预警系统's 1. 189邮箱 also leads on iOS requirement (12.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 189邮箱 | 智能预警系统 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (9 ratings)](https://appshunter.io/ios/app/189/id456868500/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 79.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 178 MB | 6 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [E-surfing Digital Life Technology Co.,Ltd](https://appshunter.io/developer/1620098060) | [克俊 张](https://appshunter.io/developer/1168250350) |

## What reviewers say

### 189邮箱

[App page](https://appshunter.io/ios/app/189/id456868500)

Manage multiple email accounts, view bills and invoices, and set reminders for important tasks. Features include fingerprint login, smart search, and calendar management for organized daily planning.

**Highlights:** Multi-account email management, Bill and invoice tracking, Fingerprint login, Smart email search and filtering, SMS and calendar reminders, Schedule and task management

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

**In-app purchases:** none


### 智能预警系统

[App page](https://appshunter.io/ios/app/id6451413897)

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

**In-app purchases:** none


## Frequently asked questions

### Is 189邮箱 free?

189邮箱 is free to download, with no in-app purchases.

### Is 智能预警系统 free?

智能预警系统 is free to download, with no in-app purchases.

### Do 189邮箱 or 智能预警系统 have ads?

Neither 189邮箱 nor 智能预警系统 shows ads.

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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.*