# FireBoltt Invincible vs MaituFit

The clearest difference is ads: FireBoltt Invincible at none against MaituFit's shown. FireBoltt Invincible also leads on rating (3.5 vs 3.1) and monetization model (free vs free with in-app purchases). MaituFit's advantage is review sentiment (44% vs 10%) and ratings volume (39 vs 6). On price, update cadence, 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.

FireBoltt Invincible holds the better App Store score, 3.5 against 3.1. That said, the two scores are not equally well evidenced: MaituFit has 39 ratings behind it against 6, so its average is the more settled of the two. Written reviews complicate that: 10% of FireBoltt Invincible's written reviews are positive against 44% of MaituFit's, so the app with the better star average is not the one people write more warmly about.

FireBoltt Invincible ships an update fortnightly, MaituFit every 2 weeks. The most recent releases landed on July 31, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | FireBoltt Invincible | MaituFit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/fireboltt-invincible/id1603034044/reviews)** | [3.1 (39 ratings)](https://appshunter.io/ios/app/maitufit/id1630118012/reviews) |
| Number of ratings | 6 | **39** |
| Positive reviews | 9.6% of reviews | **43.8% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 247 MB | 246 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen TomStar Technology Co., Ltd.](https://appshunter.io/developer/1603034256) | [Shenzhen MaiTu Technology Co., Ltd.](https://appshunter.io/developer/1630118014) |

## What reviewers say

### FireBoltt Invincible

[App page](https://appshunter.io/ios/app/fireboltt-invincible/id1603034044)

Enhance your smartwatch experience by receiving instant notifications for messages, calls, and social media. Monitor vital health metrics like SpO2, blood pressure, and heart rate 24/7, while precisely tracking daily activities and sleep.

**Highlights:** Instant notification alerts, 24/7 heart rate monitoring, SpO2 level tracking, Blood pressure monitoring, Activity and sleep tracking, HealthKit integration

**Features:** macOS Compatibility

**In-app purchases:** none


### MaituFit

[App page](https://appshunter.io/ios/app/maitufit/id1630118012)

This app connects to your smart bracelet to customize watch faces, set alarms, and manage incoming call alerts. It syncs weather data and supports writing health information like steps, calories, and sleep to Apple Health. Note that heart rate data is not for medical diagnosis.

**Highlights:** Customize watch faces, Set bracelet alarms, Incoming call alerts, Sync weather data, Write data to Apple Health, View step, calorie, and sleep data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FireBoltt Invincible free?

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

### Is MaituFit free?

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

### Which has better reviews, FireBoltt Invincible or MaituFit?

FireBoltt Invincible is rated higher. FireBoltt Invincible averages 3.5 out of 5 from 6 ratings, while MaituFit averages 3.1 from 39 ratings.

### Do FireBoltt Invincible or MaituFit have ads?

MaituFit shows ads; FireBoltt Invincible does not.

### Which is updated more often, FireBoltt Invincible or MaituFit?

FireBoltt Invincible ships an update fortnightly, and MaituFit every 2 weeks. Most recently, FireBoltt Invincible was updated on July 31, 2026 and MaituFit on June 1, 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.*