# Subtitle Tool & Converter vs AppendX

The clearest difference is iOS requirement: Subtitle Tool & Converter at 17.6 against AppendX's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Subtitle Tool & Converter sells 1 one-off in-app purchase and AppendX sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Subtitle Tool & Converter ships an update fortnightly, AppendX every 2 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Subtitle Tool & Converter | AppendX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Size | 5 MB | 4 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EditingTools.io](https://appshunter.io/developer/1701445792) | [Michael Susz](https://appshunter.io/developer/6781391047) |

## What reviewers say

### Subtitle Tool & Converter

[App page](https://appshunter.io/ios/app/subtitle-tool-and-converter/id6753946429)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $24.99 | one-time |


### AppendX

[App page](https://appshunter.io/ios/app/appendx/id6781391045)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |
| Buy me a burrito | $4.99 | one-time |
| Buy me lunch | $9.99 | one-time |


## Frequently asked questions

### Is Subtitle Tool & Converter free?

Subtitle Tool & Converter is free to download, with in-app purchases available.

### Is AppendX free?

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

### Do Subtitle Tool & Converter or AppendX have ads?

Neither Subtitle Tool & Converter nor AppendX shows ads.

### Which is updated more often, Subtitle Tool & Converter or AppendX?

Subtitle Tool & Converter ships an update fortnightly, and AppendX every 2 weeks. Most recently, Subtitle Tool & Converter was updated on October 25, 2026 and AppendX 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.*