# PDF Scanner vs 试卷100

The clearest difference is rating: PDF Scanner at 4.5 against 试卷100's 3.7. PDF Scanner also leads on review sentiment (36% vs 0%) and ratings volume (21 vs 3). 试卷100's advantage is update cadence (every 11 days vs monthly) and iOS requirement (11.0 vs 14.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PDF Scanner sells 14 in-app purchases, starting at $6.99 per 7 days and 试卷100 sells 20 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Scanner holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: PDF Scanner has 21 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 36% of PDF Scanner's written reviews are positive against 0% of 试卷100's.

PDF Scanner ships an update monthly, 试卷100 every 11 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | PDF Scanner | 试卷100 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (21 ratings)](https://appshunter.io/ios/app/pdf-scanner-scan-pdf-document/id1502074325/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/100-ai/id6444004006/reviews) |
| Number of ratings | **21** | 3 |
| Positive reviews | **36.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 179 MB | 296 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou boniu technology co. LTD](https://appshunter.io/developer/1444969487) | [Appcreek Inc.](https://appshunter.io/developer/1721470670) |

## What reviewers say

### PDF Scanner

[App page](https://appshunter.io/ios/app/pdf-scanner-scan-pdf-document/id1502074325)

This app transforms your mobile device into a powerful scanner, capturing documents, photos, and forms with high-definition clarity. It offers robust PDF editing tools, including conversion, watermarking, and merging, alongside advanced text and table recognition for seamless data extraction and translation.

**Highlights:** High-definition document scanning, OCR text and table recognition, PDF to Word and other format conversion, Add watermarks and merge PDFs, Multi-language photo translation, Automatic text capture

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Scanner Weekly VIP | $6.99 | per 7 days |
| PDF Scanner 3 months VIP | $19.99 | per 3 months |
| PDF Scanner Month VIP | $19.99 | per month |
| PDF Scanner Annual Member | $39.99 | per year |
| 30 T-card | $2.99 | one-time |
| 5 T-card | $3.99 | one-time |
| 50 T-card | $3.99 | one-time |
| 100 conversion cards | $4.99 | one-time |
| 全能扫描王高级会员 | $6.99 | one-time |
| PDF Scanner-500 Point Card | $19.99 | one-time |
| Permanent VIP | $39.99 | one-time |
| PDF Scanner-1000 point card | $49.99 | one-time |
| Permanent Member | $59.99 | one-time |
| 全能扫描王-5000积分卡 | $199.99 | one-time |


### 试卷100

[App page](https://appshunter.io/ios/app/100-ai/id6444004006)

Instantly solve math problems, translate classical Chinese texts, and check homework with AI. This app offers features like paper restoration, error collection, and AI-powered tutoring and writing assistance for students and educators.

**Highlights:** AI-powered photo math solver, Classical Chinese text translation, Automated homework checking, Paper restoration and cleaning, Digital error book creation, AI tutoring and writing assistance

**Features:** macOS Compatibility

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包周 | $2.99 | per 7 days |
| vip包月会员 | $2.99 | per month |
| 周会员 | $3.99 | per 7 days |
| svip包月会员 | $3.99 | per month |
| 周会员 | $4.99 | per 7 days |
| 试卷100超级会员 | $4.99 | per 7 days |
| 季度会员 | $7.99 | per 3 months |
| vip包月会员 | $7.99 | per month |
| 连续包月 | $9.99 | per month |
| svip包月会员 | $9.99 | per month |
| 连续包月 | $14.99 | per month |
| 连续包季 | $14.99 | per 3 months |
| 试卷100超级会员 | $19.99 | per 3 months |
| 包年特惠 | $24.99 | per year |
| vip包年会员 | $24.99 | per year |
| svip包年会员 | $39.99 | per year |
| 试卷100超级会员 | $39.99 | per year |
| 月会员 | $3.99 | one-time |
| 终身会员 | $59.99 | one-time |
| svip终身会员 | $89.99 | one-time |


## Frequently asked questions

### Is PDF Scanner free?

PDF Scanner is free to download, with in-app purchases available.

### Is 试卷100 free?

试卷100 is free to download, with in-app purchases available.

### Which has better reviews, PDF Scanner or 试卷100?

PDF Scanner is rated higher. PDF Scanner averages 4.5 out of 5 from 21 ratings, while 试卷100 averages 3.7 from 3 ratings.

### Do PDF Scanner or 试卷100 have ads?

Neither PDF Scanner nor 试卷100 shows ads.

### Which is updated more often, PDF Scanner or 试卷100?

PDF Scanner ships an update monthly, and 试卷100 every 11 days. Most recently, PDF Scanner was updated on October 18, 2026 and 试卷100 on October 17, 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.*