# Otis Presentation Maker vs GMM AI App

The clearest difference is update cadence: GMM AI App at every 4 days against Otis Presentation Maker's every 10 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Otis Presentation Maker sells 2 in-app purchases, starting at $6.99 per month and GMM AI App sells 10 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Otis Presentation Maker ships an update every 10 days, GMM AI App every 4 days. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Otis Presentation Maker | GMM AI App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/otis-presentation-maker/id6747890600/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 318 MB | 18 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hokfam Ltd](https://appshunter.io/developer/1823223269) | [Roman Derenko](https://appshunter.io/developer/6788049390) |

## What reviewers say

### Otis Presentation Maker

[App page](https://appshunter.io/ios/app/otis-presentation-maker/id6747890600)

Effortlessly create professional presentations in seconds with AI-powered tools. Generate slides from a topic description, customize with professional templates, and visualize data with real charts. Export to various formats for seamless sharing.

**Highlights:** AI-generated slides from topic descriptions, 15+ real chart types with live data visualization, 40+ professional templates across 18+ industries, Export to PowerPoint, PDF, and web sharing, Real-time collaboration, Smart layout optimization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OTIS Premium Monthly | $6.99 | per month |
| OTIS Premium Yearly | $49.99 | per year |


### GMM AI App

[App page](https://appshunter.io/ios/app/gmm-ai-app-presentation-maker/id6788049388)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Access | $4.99 | per 7 days |
| Save 50% | $6.99 | per 7 days |
| Double Your Credits | $7.99 | per 7 days |
| Unlock Full Access | $9.99 | per 7 days |
| Double Your Credits | $19.99 | per month |
| Unlock Full Access | $24.99 | per month |
| Unlock Full Access | $79.99 | per year |
| Get More Credits | $6.99 | one-time |
| Get More Credits | $12.99 | one-time |
| Unlock Full Access | $79.99 | one-time |


## Frequently asked questions

### Is Otis Presentation Maker free?

Otis Presentation Maker is free to download, with in-app purchases available.

### Is GMM AI App free?

GMM AI App is free to download, with in-app purchases available.

### Do Otis Presentation Maker or GMM AI App have ads?

Neither Otis Presentation Maker nor GMM AI App shows ads.

### Which is updated more often, Otis Presentation Maker or GMM AI App?

Otis Presentation Maker ships an update every 10 days, and GMM AI App every 4 days. Most recently, Otis Presentation Maker was updated on September 29, 2026 and GMM AI App on October 9, 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.*