# PPTX Converter, PPTX to PDF vs Function Fitter

The clearest difference is ads: Function Fitter at none against PPTX Converter, PPTX to PDF's shown. Function Fitter also leads on update cadence (monthly vs every 25 months). PPTX Converter, PPTX to PDF's advantage is iOS requirement (14.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PPTX Converter, PPTX to PDF ships an update every 25 months, Function Fitter monthly. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | PPTX Converter, PPTX to PDF | Function Fitter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (9 ratings)](https://appshunter.io/ios/app/pptx-converter-pptx-to-pdf/id1567035532/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 25 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 74 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alberto Gonzalez](https://appshunter.io/developer/1566774376) | [29Apps LLC](https://appshunter.io/developer/1817021563) |

## What reviewers say

### PPTX Converter, PPTX to PDF

[App page](https://appshunter.io/ios/app/pptx-converter-pptx-to-pdf/id1567035532)

Easily convert PowerPoint files to various formats like PDF, Word, and TXT. Enjoy unlimited, fast conversions without sign-ups or fees. Preserve document quality with custom output options.

**Highlights:** Convert PPTX to PDF, Word, TXT, JPG, PNG, and more, Convert other formats back to PPTX, Unlimited and free conversions, Fast and precise local conversion engine, Customizable page size and export format, Private file handling, no registration required

**Features:** macOS Compatibility

**In-app purchases:** none


### Function Fitter

[App page](https://appshunter.io/ios/app/function-fitter/id6748284369)

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

**In-app purchases:** none


## Frequently asked questions

### Is PPTX Converter, PPTX to PDF free?

PPTX Converter, PPTX to PDF is free to download, with no in-app purchases.

### Is Function Fitter free?

Function Fitter is free to download, with no in-app purchases.

### Do PPTX Converter, PPTX to PDF or Function Fitter have ads?

PPTX Converter, PPTX to PDF shows ads; Function Fitter does not.

### Which is updated more often, PPTX Converter, PPTX to PDF or Function Fitter?

PPTX Converter, PPTX to PDF ships an update every 25 months, and Function Fitter monthly. Most recently, PPTX Converter, PPTX to PDF was updated on October 8, 2026 and Function Fitter on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*