# Luomo toolbox vs PDF转换器

The clearest difference is in-app purchases: PDF转换器 at none against Luomo toolbox's 6. PDF转换器 also leads on iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Luomo toolbox sells 6 one-off in-app purchases. PDF转换器 asks for nothing beyond the download.

Luomo toolbox ships an update every 3 weeks, PDF转换器 monthly. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Luomo toolbox | PDF转换器 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/luomo-toolbox/id1613919345/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 134 MB | 36 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [程 周](https://appshunter.io/developer/1613895352) | [Guangzhou Senlang Trading Co., Ltd.](https://appshunter.io/developer/1630883147) |

## What reviewers say

### Luomo toolbox

[App page](https://appshunter.io/ios/app/luomo-toolbox/id1613919345)

This app offers a suite of AI-powered tools designed to assist blind and visually impaired users. Features include traffic light recognition, image description, music manipulation, and text-to-speech capabilities, all developed with accessibility in mind.

**Highlights:** Traffic Light Recognition, AI Video Description, AI Smart Recognition (Images, Objects, Colors), AI Music Generation & Vocal Separation, Music Pitch Adjustment, Image Recognition with VoiceOver, Offline Text Recognition, CAPTCHA Recognition, Brightness Detection, Cloud Notes with Sync

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一天会员 | $0.49 | one-time |
| 一千积分 | $2.69 | one-time |
| 一个月会员 | $2.99 | one-time |
| 五千积分 | $12.90 | one-time |
| 一万积分 | $23.99 | one-time |
| 一年会员 | $29.99 | one-time |


### PDF转换器

[App page](https://appshunter.io/ios/app/pdf-pdf/id1630883145)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Luomo toolbox free?

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

### Is PDF转换器 free?

PDF转换器 is free to download, with no in-app purchases.

### Do Luomo toolbox or PDF转换器 have ads?

Neither Luomo toolbox nor PDF转换器 shows ads.

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

Luomo toolbox ships an update every 3 weeks, and PDF转换器 monthly. Most recently, Luomo toolbox was updated on November 12, 2026 and PDF转换器 on November 7, 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.*