# Source 3 vs YAML Tools

The clearest difference is rating: YAML Tools at 5.0 against Source 3's 4.3. YAML Tools also leads on update cadence (monthly vs every 2 months). Source 3's advantage is ratings volume (10 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Source 3 costs $0.99 and YAML Tools $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

YAML Tools holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Source 3 has 10 ratings behind it against 1, so its average is the more settled of the two.

Source 3 ships an update every 2 months, YAML Tools monthly. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Source 3 | YAML Tools |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.3 (10 ratings)](https://appshunter.io/ios/app/source-3/id921385542/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/yaml-tools/id6758571420/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 43.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | Paid |
| Best chart rank | #68 | **#52** |
| Size | 1 MB | 30 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Street Coder LLC](https://appshunter.io/developer/473955712) | [Mohammed Aadhil](https://appshunter.io/developer/1526081218) |

## What reviewers say

### Source 3

[App page](https://appshunter.io/ios/app/source-3/id921385542)

**Currently charting:** #68 Top Paid · Developer Tools (US App Store)

View the HTML source code of any webpage directly within Safari. This app offers customizable syntax highlighting for a better developer experience on iOS devices.

**Highlights:** View HTML source code, Safari extension integration, Customizable syntax highlighting, Easy access via Action icon, Supports iPhone and iPad

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### YAML Tools

[App page](https://appshunter.io/ios/app/yaml-tools/id6758571420)

**Currently charting:** #52 Top Paid · Developer Tools (US App Store)

A comprehensive YAML utility for developers on iOS. Visualize, format, convert, and generate code from YAML files. Includes validation and a dedicated syntax keyboard for efficient editing.

**Highlights:** Interactive Tree and Table View for YAML visualization, Convert YAML to JSON, XML, CSV, and more, Generate type-safe model classes for multiple languages, Real-time JSON Schema generation and validation, Dedicated YAML syntax keyboard overlay, Format and minify YAML structures

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

**In-app purchases:** none


## Frequently asked questions

### Is Source 3 free?

Source 3 costs $0.99, with no in-app purchases.

### Is YAML Tools free?

YAML Tools costs $0.99, with no in-app purchases.

### Which has better reviews, Source 3 or YAML Tools?

YAML Tools is rated higher. Source 3 averages 4.3 out of 5 from 10 ratings, while YAML Tools averages 5.0 from 1 ratings.

### Do Source 3 or YAML Tools have ads?

Neither Source 3 nor YAML Tools shows ads.

### Which is updated more often, Source 3 or YAML Tools?

Source 3 ships an update every 2 months, and YAML Tools monthly. Most recently, Source 3 was updated on October 10, 2026 and YAML Tools on October 6, 2026.

### Which is more popular, Source 3 or YAML Tools?

Source 3 currently peaks at #68 in the App Store charts, and YAML Tools at #52. Chart position reflects recent download velocity rather than total install base.

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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.*