# 师研 vs 密码本

The clearest difference is price: 师研 at Free against 密码本's $0.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

师研 is free to download; 密码本 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

师研 ships an update every 5 days, 密码本 every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | 师研 | 密码本 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6796619887/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | — | Paid |
| Size | 9 MB | 30 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [上海曜宁信息科技有限公司](https://appshunter.io/developer/1271993596) | [胜龙 王](https://appshunter.io/developer/1695528129) |

## What reviewers say

### 师研

[App page](https://appshunter.io/ios/app/id6764246740)

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

**In-app purchases:** none


### 密码本

[App page](https://appshunter.io/ios/app/id6796619887)

A local-only password manager prioritizing user privacy and data control. It securely stores credentials, notes, and websites on your device, offering various access protection methods and flexible organization. Share encrypted details privately via QR codes and manage your vault with on-device backups.

**Highlights:** Local password vault, Biometric and passcode access, Flexible organization with groups and tags, Multiple sign-ins per entry, Bulk import from Excel, Encrypted backups, Private QR code sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is 师研 free?

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

### Is 密码本 free?

密码本 costs $0.99, with no in-app purchases.

### Do 师研 or 密码本 have ads?

Neither 师研 nor 密码本 shows ads.

### Which is updated more often, 师研 or 密码本?

师研 ships an update every 5 days, and 密码本 every 4 days. Most recently, 师研 was updated on October 31, 2026 and 密码本 on October 31, 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.*