# IOL Calc vs AI Slides

The clearest difference is in-app purchases: IOL Calc at none against AI Slides's 10. AI Slides's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI Slides sells 10 in-app purchases, starting at $4.99 per 7 days. IOL Calc asks for nothing beyond the download.

IOL Calc ships an update every 2 months, AI Slides every 5 days. The most recent releases landed on October 28, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | IOL Calc | AI Slides |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ai-slides-presentation-maker/id6788049388/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | — | Subscription |
| Size | 5 MB | 22 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Sergei Sharko](https://appshunter.io/developer/1789846243) | [Roman Derenko](https://appshunter.io/developer/6788049390) |

## What reviewers say

### IOL Calc

[App page](https://appshunter.io/ios/app/iol-calc/id6740414688)

**In-app purchases:** none


### AI Slides

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

Effortlessly create professional presentations using AI. Describe your topic or paste notes, and the app generates, designs, and lays out your slides. Refine content, choose themes, and export to various formats.

**Highlights:** AI-generated slides from prompts, Import text, files, or URLs, AI content refinement, Customizable themes and styles, Export to PDF, images, or PowerPoint, Create documents, webpages, and social posts

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

**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 IOL Calc free?

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

### Is AI Slides free?

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

### Do IOL Calc or AI Slides have ads?

Neither IOL Calc nor AI Slides shows ads.

### Which is updated more often, IOL Calc or AI Slides?

IOL Calc ships an update every 2 months, and AI Slides every 5 days. Most recently, IOL Calc was updated on October 28, 2026 and AI Slides on November 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.*