# 21 Век vs Свет Онлайн.

The clearest difference is review sentiment: 21 Век at 75% against Свет Онлайн.'s 5%. 21 Век also leads on rating (4.4 vs 1.0). Свет Онлайн.'s advantage is update cadence (fortnightly vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

21 Век holds the better App Store score, 4.4 against 1.0. Both are backed by a comparable volume of ratings — 7 and 9 respectively. Written reviews point the same way: 75% of 21 Век's written reviews are positive against 5% of Свет Онлайн.'s.

21 Век ships an update every 2 months, Свет Онлайн. fortnightly. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 21 Век | Свет Онлайн. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/21/id6468403972/reviews)** | [1.0 (9 ratings)](https://appshunter.io/ios/app/id6472184536/reviews) |
| Number of ratings | 7 | **9** |
| Positive reviews | **75.0% of reviews** | 4.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 38 MB | 24 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Albert Mamaliev](https://appshunter.io/developer/1709857189) | [ООО "Стек-ИТ"](https://appshunter.io/developer/1096073865) |

## What reviewers say

### 21 Век

[App page](https://appshunter.io/ios/app/21/id6468403972)

This app allows users to purchase fuel and goods from a gas station network at a discount. It offers features like pre-paying for fuel, transferring fuel to others, and tracking transaction history. Users can also stay informed about promotions and receive personalized offers.

**Highlights:** Pre-purchase fuel at a discount, Pay for fuel without cashier, Transfer fuel to other users, Convert fuel types, Track transaction history, Discover promotions and offers

**Features:** Vision Pro support

**In-app purchases:** none


### Свет Онлайн.

[App page](https://appshunter.io/ios/app/id6472184536)

Manage your utility account for individuals in Karachay-Cherkessia and Kabardino-Balkaria. Access all features of the web portal, including viewing account data, submitting meter readings, and making payments.

**Highlights:** Login and registration, Password change, View account data and balance, Submit meter readings, Pay for services, Check charges and payments, View monthly bills

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

**In-app purchases:** none

**What reviewers complain about**

- ❌ Application not working
- ❌ Frequent errors and glitches
- ❌ Inability to bind personal accounts
- ❌ Payment processing issues
- ❌ No receipt or payment confirmation

**Reported bugs**

- Application does not work
- Application constantly shows errors
- Cannot transfer meter readings and pay bills
- Payment receipts do not arrive
- Cannot download receipts or bills from the app

**Requested features**

- Improve application stability and performance
- Fix issues with personal account binding
- Ensure correct payment processing and confirmation
- Improve user interface and navigation
- Add support for SBP payments


## Frequently asked questions

### Is 21 Век free?

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

### Is Свет Онлайн. free?

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

### Which has better reviews, 21 Век or Свет Онлайн.?

21 Век is rated higher. 21 Век averages 4.4 out of 5 from 7 ratings, while Свет Онлайн. averages 1.0 from 9 ratings.

### Do 21 Век or Свет Онлайн. have ads?

Neither 21 Век nor Свет Онлайн. shows ads.

### Which is updated more often, 21 Век or Свет Онлайн.?

21 Век ships an update every 2 months, and Свет Онлайн. fortnightly. Most recently, 21 Век was updated on September 20, 2026 and Свет Онлайн. on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*