# Oi vs Drop Express

The clearest difference is in-app purchases: Drop Express at none against Oi's 4. Drop Express also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, update cadence and ads there is nothing between them.

Both are free to download. Oi sells 4 in-app purchases, starting at $7.99 per 7 days. Drop Express asks for nothing beyond the download.

Oi ships an update monthly, Drop Express every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Oi | Drop Express |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (20 ratings)](https://appshunter.io/ios/app/oi-ai-assistant/id6462895560/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 106 MB | 49 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [CYBER ONE LTD](https://appshunter.io/developer/1530625447) | [Rubik Smart Solutions](https://appshunter.io/developer/1483981076) |

## What reviewers say

### Oi

[App page](https://appshunter.io/ios/app/oi-ai-assistant/id6462895560)

This AI-powered application offers instant answers to your questions, generates stunning images from text descriptions, and summarizes documents. It also provides professional presentation creation, high-quality translation, and advanced image analysis to enhance your daily tasks.

**Highlights:** Instant photo/text question answering, AI-powered image creation, PDF/web link summarization, Professional presentation generation, High-quality translation, Advanced image analysis

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Oi Weekly Subscription | $7.99 | per 7 days |
| Oi Monthly Subscription | $12.99 | per month |
| Oi 3 Months Subscription | $29.99 | per 3 months |
| Oi Yearly Subscription | $99.99 | per year |


### Drop Express

[App page](https://appshunter.io/ios/app/drop-express/id6755811676)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oi free?

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

### Is Drop Express free?

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

### Do Oi or Drop Express have ads?

Neither Oi nor Drop Express shows ads.

### Which is updated more often, Oi or Drop Express?

Oi ships an update monthly, and Drop Express every 3 weeks. Most recently, Oi was updated on November 3, 2026 and Drop Express on October 30, 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.*