# DocLens vs Yamlite

The clearest difference is iOS requirement: DocLens at 17.0 against Yamlite's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. DocLens sells 4 in-app purchases, starting at $3.99 per month and Yamlite sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DocLens ships an update every 3 weeks, Yamlite monthly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DocLens | Yamlite |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 7 MB | 1 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [军 景](https://appshunter.io/developer/1556559686) | [永 张](https://appshunter.io/developer/1806535769) |

## What reviewers say

### DocLens

[App page](https://appshunter.io/ios/app/doclens-pdf-analysis-and-markup/id6759702011)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DocLens Pro (Monthly) | $3.99 | per month |
| DocLens Pro (Yearly) | $29.99 | per year |
| DocLens Pro 10-Times Card | $1.99 | one-time |
| DocLens Pro 20-Times Card | $2.99 | one-time |


### Yamlite

[App page](https://appshunter.io/ios/app/yamlite-yaml-validator/id6788000247)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| YamlValidator Pro | $4.99 | one-time |


## Frequently asked questions

### Is DocLens free?

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

### Is Yamlite free?

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

### Do DocLens or Yamlite have ads?

Neither DocLens nor Yamlite shows ads.

### Which is updated more often, DocLens or Yamlite?

DocLens ships an update every 3 weeks, and Yamlite monthly. Most recently, DocLens was updated on October 25, 2026 and Yamlite on October 28, 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.*