Scanner vs 图片转PDF：文档格式转换
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Scanner
This app offers fast document scanning and accurate OCR text recognition. It supports converting various important documents into PDF or JPG formats and allows adding watermarks for security.
- Fast document scanning
- Accurate OCR text recognition
- Convert to PDF or JPG
- Scan ID cards and bank cards
- Add watermarks to documents
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Fast scanning, all-around recognition! 1. Unlimited functions, free to use, no ads 2. Accurate algorithm, fast OCR text recognition! 3. Support the scanning of important documents such as ID cards, bank cards, real estate certificates, contracts, and support the generation of PDF or JPG 4. Add a watermark to the contract to prevent abuse
图片转PDF：文档格式转换
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一键聚合，轻松成册！「图片转PDF」是一款专注图片高效转PDF的工具App，无需复杂操作，快速将手机相册中的图片（照片、截图、插画等）智能合成PDF文件，支持自定义排版与高清导出，满足办公、学习、生活全场景需求。 极简操作：选中图片→调整顺序→一键生成PDF，3步搞定，小白也能秒上手； 灵活排版：自动适配图片比例，支持横向/纵向布局，一键添加页码/水印（高级版）； 高清保真：无损压缩技术，生成文件体积小不模糊，打印/阅读清晰锐利； 即时分享：直接导出至相册，或一键分享至微信、邮件、网盘，协作更高效。 为什么选我们？ 3秒极速生成，告别卡顿闪退； 兼容所有图片格式（JPG/PNG/HEIC等），适配iPhone/iPad相册； 隐私无忧：图片本地处理，不上传云端，敏感内容更安全； 无广告干扰，专注核心功能，小工具也有专业体验。 「图片转PDF」—— 把零散图片变成专业文档，让分享与归档更简单！立即下载，体验“秒”变PDF的高效办公！
Screenshots
Verdict
The clearest difference is in-app purchases: 图片转PDF：文档格式转换 at none against Scanner's 3. Scanner's advantage is ads (none vs shown) and iOS requirement (14.0 vs 16). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Scanner sells 3 one-off in-app purchases. 图片转PDF：文档格式转换 asks for nothing beyond the download.
| Parameter | Scanner | 图片转PDF：文档格式转换 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (13 ratings) — better | — |
| Positive reviews | 95.8% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Every 8 months | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 16 |
| Further details — not scored | ||
| Size | 26 MB | 15 MB |
| Age rating | 4+ | 17+ |
| Developer | 传胜 贾 | Shenzhen Duoxiang Technology Co., Ltd |
In-app purchases
Scanner
- 20 Processing counts$0.99
- 5 Processing counts$0.99
- Permanent VIP$3.99
图片转PDF：文档格式转换
No in-app purchases
