# Espectro vs Otis Presentation Maker

The clearest difference is in-app purchases: Espectro at none against Otis Presentation Maker's 2. Espectro also leads on iOS requirement (11.0 vs 17.0). Otis Presentation Maker's advantage is device support. On price there is nothing between them.

Both are free to download. Otis Presentation Maker sells 2 in-app purchases, starting at $6.99 per month. Espectro asks for nothing beyond the download.

## The numbers

| Metric | Espectro | Otis Presentation Maker |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 10 days |
| Monetization | — | Freemium |
| Size | 42 MB | 318 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Penrose Technologies SAPI de CV](https://appshunter.io/developer/1535831168) | [Hokfam Ltd](https://appshunter.io/developer/1823223269) |

## What reviewers say

### Espectro

[App page](https://appshunter.io/ios/app/espectro/id6448040676)

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Espectro free?

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

### Is Otis Presentation Maker free?

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

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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.*