# My Chihiros vs Mantis

The clearest difference is update cadence: My Chihiros at every 9 days against Mantis's every 12 months. On price, ads, 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.

My Chihiros ships an update every 9 days, Mantis every 12 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | My Chihiros | Mantis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (65 ratings)](https://appshunter.io/ios/app/my-chihiros/id1478240739/reviews)** | — |
| Number of ratings | **65** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 12 months |
| Monetization | Free | — |
| Size | 59 MB | 91 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Ogino Biotechnology Co., Ltd.](https://appshunter.io/developer/1402479225) | [英臣 王](https://appshunter.io/developer/1703253008) |

## What reviewers say

### My Chihiros

[App page](https://appshunter.io/ios/app/my-chihiros/id1478240739)

Control your smart aquarium devices from a single, intuitive interface. Easily set sunrise and sunset effects, customize lighting timers for each color, and save your favorite presets. This app will continue to expand its support for new smart aquarium devices.

**Highlights:** Sunrise/sunset effects, Customizable light timers, Save preset lighting configurations, Support for multiple Chihiros devices, Future device updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Mantis

[App page](https://appshunter.io/ios/app/mantis/id6462783149)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is My Chihiros free?

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

### Is Mantis free?

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

### Do My Chihiros or Mantis have ads?

Neither My Chihiros nor Mantis shows ads.

### Which is updated more often, My Chihiros or Mantis?

My Chihiros ships an update every 9 days, and Mantis every 12 months. Most recently, My Chihiros was updated on October 24, 2026 and Mantis on October 18, 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.*