# Text Case Converter vs Simple PDF Assistant

The clearest difference is in-app purchases: Simple PDF Assistant at none against Text Case Converter's 3. Simple PDF Assistant also leads on update cadence (every 4 days vs every 6 weeks) and iOS requirement (15.0 vs 17.0). Text Case Converter's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Text Case Converter sells 3 in-app purchases, starting at $2.99 per 7 days. Simple PDF Assistant asks for nothing beyond the download.

Text Case Converter ships an update every 6 weeks, Simple PDF Assistant every 4 days. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Text Case Converter | Simple PDF Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Size | 5 MB | 8 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Phuc Pham](https://appshunter.io/developer/1893081423) | [Ut Nguyen Thi Bach](https://appshunter.io/developer/6780327646) |

## What reviewers say

### Text Case Converter

[App page](https://appshunter.io/ios/app/text-case-converter/id6772171864)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Yearly | $14.99 | per year |
| Lifetime Pro | $29.99 | one-time |


### Simple PDF Assistant

[App page](https://appshunter.io/ios/app/simple-pdf-assistant/id6782833303)

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

**In-app purchases:** none


## Frequently asked questions

### Is Text Case Converter free?

Text Case Converter is free to download, with in-app purchases available.

### Is Simple PDF Assistant free?

Simple PDF Assistant is free to download, with no in-app purchases.

### Do Text Case Converter or Simple PDF Assistant have ads?

Simple PDF Assistant shows ads; Text Case Converter does not.

### Which is updated more often, Text Case Converter or Simple PDF Assistant?

Text Case Converter ships an update every 6 weeks, and Simple PDF Assistant every 4 days. Most recently, Text Case Converter was updated on September 30, 2026 and Simple PDF Assistant on October 1, 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.*