# DingDing vs PDF转换器

The clearest difference is rating: PDF转换器 at 5.0 against DingDing's 1.4. PDF转换器 also leads on ads (none vs shown) and review sentiment (54% vs 31%). DingDing's advantage is ratings volume (13K vs 2) and chart position (#154 vs unranked). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. DingDing sells 31 in-app purchases, starting at $1.99 per month and PDF转换器 sells 12 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF转换器 holds the better App Store score, 5.0 against 1.4. That said, the two scores are not equally well evidenced: DingDing has 13K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 31% of DingDing's written reviews are positive against 54% of PDF转换器's.

DingDing ships an update every 8 days, PDF转换器 fortnightly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DingDing | PDF转换器 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (13K ratings)](https://appshunter.io/ios/app/dingding-redefine-work-in-ai/id930368978/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pdf-pdf/id1661313008/reviews)** |
| Number of ratings | **13K** | 2 |
| Positive reviews | 31.3% of reviews | **53.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | **#154** | — |
| Size | 659 MB | 81 MB |
| Requires iOS | 15.0 | **12** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DingTalk Technology Co., Ltd.](https://appshunter.io/developer/1591008463) | [习美 鄢](https://appshunter.io/developer/1649179748) |

## What reviewers say

### DingDing

[App page](https://appshunter.io/ios/app/dingding-redefine-work-in-ai/id930368978)

**Currently charting:** #154 Top Free · Business (US App Store)

This AI-powered platform enhances enterprise collaboration and application development. It offers intelligent assistants for summaries, to-dos, and content creation, alongside tools for efficient meetings, project management, and scheduling. It also provides low-code solutions for building business systems and integrated management suites.

**Highlights:** AI Assistant for summaries and to-dos, Collaborative document creation with AI, AI-powered meeting transcription and captions, Streamlined project management with templates, Low-code platform for business application building, Integrated management suites for HR, finance, CRM, Global collaboration with multi-language support

**Features:** Siri integration, Apple Watch app, iPhone Duo support

**In-app purchases (31)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 365VIP Monthly Subscription | $1.99 | per month |
| 官方专用测试商品-个人购买1（按月订阅） | $3.99 | per month |
| 6 元知识付费及培训课程 | $0.99 | one-time |
| 算粒9.9元包（990算粒） | $0.99 | one-time |
| 班级存储空间-1年 | $0.99 | one-time |
| 1 month 365VIP | $2.99 | one-time |
| 365 & 1688 VIP 1 month | $2.99 | one-time |
| 班级存储空间-4年 | $2.99 | one-time |
| 365 VIP Giftcard 1 month | $2.99 | one-time |
| 算粒30元包（3000算粒） | $3.99 | one-time |
| 100人主播账号教育版（1天） | $3.99 | one-time |
| 班级存储空间-5年 | $3.99 | one-time |
| 365 & Youku joint VIP 1 month | $3.99 | one-time |
| 班级存储空间-6年 | $4.99 | one-time |
| AIMinutes VIP (1 Month) | $7.99 | one-time |
| 算粒98元包 （9800算粒） | $14.99 | one-time |
| 100人主持人账号（1个月） | $14.99 | one-time |
| 100人主播账号教育版（1个月） | $14.99 | one-time |
| AIMinutes SVIP (1 Month) | $17.99 | one-time |
| 128 元知识付费及培训课程 | $19.99 | one-time |
| 1年个人专业版 | $24.99 | one-time |
| 1 year 365VIP | $24.99 | one-time |
| 365 VIP Giftcard 1 year | $24.99 | one-time |
| AIMinutes VIP (3 Month) | $24.99 | one-time |
| 算粒198元包 （19800算粒） | $29.99 | one-time |
| 1年团队专业版 | $59.99 | one-time |
| AIMinutes VIP (1 Year) | $89.99 | one-time |
| 100人主持人账号（1年） | $149.99 | one-time |
| AIMinutes SVIP (1 Year) | $179.99 | one-time |
| 500人主播账号（3个月） | $179.99 | one-time |
| 500人主播账号（1年） | $599.99 | one-time |

**What reviewers like**

- 👍 Useful for online study and meetings
- 🚀 Efficient for team collaboration
- 💡 Comprehensive suite of features

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- 🔒 Privacy and data security concerns
- 👎 Complicated and unintuitive interface
- 🔋 High battery and data consumption

**Reported bugs**

- Login and sign-up issues
- Disappearing records and data loss
- Unreliable video/audio conferencing
- Compatibility problems with older devices

**Requested features**

- Improve stability and performance
- Enhance user-friendliness and accessibility
- Provide more customization options
- Improve compatibility with non-Chinese users


### PDF转换器

[App page](https://appshunter.io/ios/app/pdf-pdf/id1661313008)

This app offers versatile document conversion and management tools for mobile users. Easily transform over 10 file formats, including PDF to Word, Excel, and images, and vice versa. It also provides features for merging, splitting, securing, and scanning documents.

**Highlights:** 10+ format conversions, PDF to Word, Excel, PPT, Image to PDF, PDF merging and splitting, Watermark and password protection, Cloud document sync, Mobile scanning

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 超值周会员 | $6.99 | per 7 days |
| 周会员 | $6.99 | per 7 days |
| 3天免费试用 | $6.99 | per 7 days |
| 包周服务 | $6.99 | per 7 days |
| 超值包年服务 | $12.99 | per year |
| 包周会员 | $12.99 | per 7 days |
| 包月会员 | $19.99 | per month |
| 包年会员 | $24.99 | per year |
| 年会员 | $29.99 | per year |
| 包年服务 | $39.99 | per year |
| 永久终生会员 | $14.99 | one-time |
| 永久会员 | $24.99 | one-time |


## Frequently asked questions

### Is DingDing free?

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

### Is PDF转换器 free?

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

### Which has better reviews, DingDing or PDF转换器?

PDF转换器 is rated higher. DingDing averages 1.4 out of 5 from 13K ratings, while PDF转换器 averages 5.0 from 2 ratings.

### Do DingDing or PDF转换器 have ads?

DingDing shows ads; PDF转换器 does not.

### Which is updated more often, DingDing or PDF转换器?

DingDing ships an update every 8 days, and PDF转换器 fortnightly. Most recently, DingDing was updated on October 26, 2026 and PDF转换器 on October 25, 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.*