# SHARK vs Opti (Такси 579)

The clearest difference is review sentiment: SHARK at 69% against Opti (Такси 579)'s 28%. SHARK also leads on rating (4.8 vs 4.4) and ratings volume (640 vs 180). Opti (Такси 579)'s advantage is update cadence (every 3 weeks vs every 6 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SHARK holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 640 and 180 respectively. Written reviews point the same way: 69% of SHARK's written reviews are positive against 28% of Opti (Такси 579)'s.

SHARK ships an update every 6 weeks, Opti (Такси 579) every 3 weeks. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SHARK | Opti (Такси 579) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (640 ratings)](https://appshunter.io/ios/app/shark/id779587448/reviews)** | [4.4 (180 ratings)](https://appshunter.io/ios/app/opti-579/id1068187594/reviews) |
| Number of ratings | **640** | 180 |
| Positive reviews | **69.0% of reviews** | 28.1% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 53 MB | 77 MB |
| Requires iOS | **12.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SHARK TAKSI, TOV](https://appshunter.io/developer/1554447067) | [TAXI 579, TOV](https://appshunter.io/developer/1570400876) |

## What reviewers say

### SHARK

[App page](https://appshunter.io/ios/app/shark/id779587448)

This app provides a convenient way to book taxis online across Ukraine. It offers a variety of vehicle options, real-time route tracking, and multiple payment methods. Enjoy safe and fast rides with estimated wait times of 2-5 minutes.

**Highlights:** Online taxi booking, Multiple payment options, Real-time route tracking, Various vehicle tariffs, Delivery services, 24/7 technical support

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast taxi arrival (3-5 minutes)
- 👍 User-friendly and intuitive interface
- 💰 Low prices and competitive rates
- 🎯 GPS tracking shows driver location
- ✅ Reliable and trustworthy service

**What reviewers complain about**

- 😠 Unprofessional and rude driver behavior
- ❌ Drivers canceling rides after acceptance
- 🚫 Drivers abandoning passengers mid-journey
- 📵 Unsolicited SMS spam from drivers
- 💸 Drivers demanding additional payment

**Reported bugs**

- App freezes and hangs during rides
- GPS address errors sent to drivers
- Incorrect ride completion status
- App lag and performance issues
- Operator unable to locate customer orders

**Requested features**

- Apple Pay payment option
- Card payment integration
- Ability to book taxi for another person
- Expanded city coverage


### Opti (Такси 579)

[App page](https://appshunter.io/ios/app/opti-579/id1068187594)

Book a taxi quickly and easily with this app. It offers multiple payment options, a bonus system for free rides, and the ability to customize your trip with additional services. Available in numerous cities across Ukraine, Poland, and Lithuania.

**Highlights:** Quick car booking, Cash or card payment, Bonus system for free rides, Referral bonuses, Choose additional services, Rate and blacklist drivers

**In-app purchases:** none


## Frequently asked questions

### Is SHARK free?

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

### Is Opti (Такси 579) free?

Opti (Такси 579) is free to download, with no in-app purchases.

### Which has better reviews, SHARK or Opti (Такси 579)?

SHARK is rated higher. SHARK averages 4.8 out of 5 from 640 ratings, while Opti (Такси 579) averages 4.4 from 180 ratings.

### Do SHARK or Opti (Такси 579) have ads?

Both SHARK and Opti (Такси 579) show ads.

### Which is updated more often, SHARK or Opti (Такси 579)?

SHARK ships an update every 6 weeks, and Opti (Такси 579) every 3 weeks. Most recently, SHARK was updated on September 20, 2026 and Opti (Такси 579) on September 19, 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.*