# i.M(아이.엠) vs 울룰루

The clearest difference is iOS requirement: i.M(아이.엠) at 13.0 against 울룰루's 18.4. On price, review sentiment, update cadence and ads there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | i.M(아이.엠) | 울룰루 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.1K ratings)](https://appshunter.io/ios/app/im/id1542967200/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 91.2% of reviews | **91.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 62 MB | 20 MB |
| Requires iOS | **13.0** | 18.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [진모빌리티](https://appshunter.io/developer/1542967202) | [울룰루 주식회사](https://appshunter.io/developer/1810128039) |

## What reviewers say

### i.M(아이.엠)

[App page](https://appshunter.io/ios/app/im/id1542967200)

This mobility service offers premium Carnival taxi rides and data-driven designated driver services. Enjoy spacious and comfortable rides in various Carnival models, with features like air purification and automatic doors. Book rides easily with smart pricing and premium drivers.

**Highlights:** Premium Carnival taxi service, Spacious 11-seater and 6-seater options, Air purification and sanitization, Automatic sliding doors, Data-driven designated driver service, Smart pricing and quick dispatch, AI-based route optimization

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Friendly and helpful drivers
- 🚗 Comfortable and clean vehicles
- 🛂 No forced driver acceptance or refusal
- 💳 Reasonable pricing compared to regular taxis

**What reviewers complain about**

- 🕰️ Longer wait times for pickup
- 🗺️ Inaccurate navigation and location tracking
- 🔇 Lack of explanation for premium pricing over regular taxis

**Reported bugs**

- App interface bugs causing incorrect pickup location pinning
- Inconsistent driver behavior (e.g. ignoring calls, driving recklessly)

**Requested features**

- Expand service coverage to more areas
- Improve real-time tracking and ETA accuracy
- Provide more details on pricing differences between regular and premium services


### 울룰루

[App page](https://appshunter.io/ios/app/id6744953536)

Plan trips, organize itineraries, store vouchers, and record memories. Connect with like-minded travelers to embark on journeys together. From the start to the end of your travels, and new connections, all in one place.

**Highlights:** Create travel itineraries, Organize daily courses and budgets, Store and access travel vouchers, Track travel expenses, Discover travel information and tips, Connect with fellow travelers, Automatically organize travel history from photos

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

**In-app purchases:** none


## Frequently asked questions

### Is i.M(아이.엠) free?

i.M(아이.엠) is free to download, with no in-app purchases.

### Is 울룰루 free?

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

### Do i.M(아이.엠) or 울룰루 have ads?

Neither i.M(아이.엠) nor 울룰루 shows ads.

### Which is updated more often, i.M(아이.엠) or 울룰루?

i.M(아이.엠) ships an update every 3 weeks, and 울룰루 every 3 weeks. Most recently, i.M(아이.엠) was updated on October 27, 2026 and 울룰루 on October 28, 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.*