# Password 4 Pro vs 试卷橡皮擦

The clearest difference is ads: 试卷橡皮擦 at none against Password 4 Pro's shown. Password 4 Pro's advantage is update cadence (fortnightly vs every 9 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Password 4 Pro sells 3 in-app purchases, starting at $0.99 per month and 试卷橡皮擦 sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Password 4 Pro ships an update fortnightly, 试卷橡皮擦 every 9 months. The most recent releases landed on August 29, 2026 and June 27, 2026 respectively.

## The numbers

| Metric | Password 4 Pro | 试卷橡皮擦 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/password-4-pro/id570632076/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 44.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 30 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gerinn LLC](https://appshunter.io/developer/537042831) | [枭雄 毛](https://appshunter.io/developer/1747634657) |

## What reviewers say

### Password 4 Pro

[App page](https://appshunter.io/ios/app/password-4-pro/id570632076)

Securely manage all your passwords and sensitive information with military-level encryption. This app offers local backups, a secure notebook, and the ability to store images like credit cards. It features biometric unlock and an anti-screenshot function for enhanced privacy.

**Highlights:** Local data backup, Secure notebook, Save image information, Generate random passwords, Biometric unlock, Anti-screenshot

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Quarterly | $1.99 | per 3 months |
| Annual | $5.99 | per year |


### 试卷橡皮擦

[App page](https://appshunter.io/ios/app/ai/id6749604691)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 慧写解题连续周会员 | $2.99 | per 7 days |
| 连续包月会员 | $3.99 | per month |
| 连续包季会员 | $7.99 | per 3 months |


## Frequently asked questions

### Is Password 4 Pro free?

Password 4 Pro is free to download, with in-app purchases available.

### Is 试卷橡皮擦 free?

试卷橡皮擦 is free to download, with in-app purchases available.

### Do Password 4 Pro or 试卷橡皮擦 have ads?

Password 4 Pro shows ads; 试卷橡皮擦 does not.

### Which is updated more often, Password 4 Pro or 试卷橡皮擦?

Password 4 Pro ships an update fortnightly, and 试卷橡皮擦 every 9 months. Most recently, Password 4 Pro was updated on August 29, 2026 and 试卷橡皮擦 on June 27, 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.*