# Swiftor Alert vs TetraClock

The clearest difference is rating: Swiftor Alert at 4.3 against TetraClock's 3.7. Swiftor Alert also leads on ads (none vs shown) and monetization model (free vs ad-supported). TetraClock's advantage is update cadence (every 2 days vs every 3 weeks) and iOS requirement (14.0 vs 18.2). On price, in-app purchases and device support there is nothing between them.

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

Swiftor Alert holds the better App Store score, 4.3 against 3.7. That said, the two scores are not equally well evidenced: Swiftor Alert has 22 ratings behind it against 3, so its average is the more settled of the two.

Swiftor Alert ships an update every 3 weeks, TetraClock every 2 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Swiftor Alert | TetraClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (22 ratings)](https://appshunter.io/ios/app/swiftor-alert/id1068459287/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/tetraclock-falling-block/id6504890211/reviews) |
| Number of ratings | **22** | 3 |
| Positive reviews | 92.2% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | **Free** | Ad-supported |
| Size | 12 MB | 6 MB |
| Requires iOS | 18.2 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Crash2Swift LLP](https://appshunter.io/developer/1068459286) | [Legal Prompt Inc.](https://appshunter.io/developer/1490746932) |

## What reviewers say

### Swiftor Alert

[App page](https://appshunter.io/ios/app/swiftor-alert/id1068459287)

Receive instant notifications when a specific streamer goes live, with options to be alerted about game changes. Enjoy a login-free experience or manage virtual items if you choose to sign in. Snooze notifications for a customizable break.

**Highlights:** Live stream notifications, Game change alerts, Optional login for virtual items, Snooze notification feature, No login required

**Features:** macOS Compatibility

**In-app purchases:** none


### TetraClock

[App page](https://appshunter.io/ios/app/tetraclock-falling-block/id6504890211)

This clock app uses falling tetromino blocks to display the time. Customize colors, animations, and display formats. Note that the displayed time may have slight discrepancies due to animation effects.

**Highlights:** Tetromino block time display, Customizable colors and animations, 12/24-hour format, Seconds display toggle, Adjustable falling speed, Background color options

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Swiftor Alert free?

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

### Is TetraClock free?

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

### Which has better reviews, Swiftor Alert or TetraClock?

Swiftor Alert is rated higher. Swiftor Alert averages 4.3 out of 5 from 22 ratings, while TetraClock averages 3.7 from 3 ratings.

### Do Swiftor Alert or TetraClock have ads?

TetraClock shows ads; Swiftor Alert does not.

### Which is updated more often, Swiftor Alert or TetraClock?

Swiftor Alert ships an update every 3 weeks, and TetraClock every 2 days. Most recently, Swiftor Alert was updated on October 24, 2026 and TetraClock on October 22, 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.*