# Mobius vs My Chihiros

The clearest difference is rating: Mobius at 2.0 against My Chihiros's 1.4. Mobius also leads on review sentiment (26% vs 17%) and ratings volume (331 vs 65). My Chihiros's advantage is update cadence (every 9 days vs every 2 months) and iOS requirement (12.0 vs 15.6). 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.

Mobius holds the better App Store score, 2.0 against 1.4. That said, the two scores are not equally well evidenced: Mobius has 331 ratings behind it against 65, so its average is the more settled of the two. Written reviews point the same way: 26% of Mobius's written reviews are positive against 17% of My Chihiros's.

Mobius ships an update every 2 months, My Chihiros every 9 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mobius | My Chihiros |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (331 ratings)](https://appshunter.io/ios/app/mobius/id1453744762/reviews)** | [1.4 (65 ratings)](https://appshunter.io/ios/app/my-chihiros/id1478240739/reviews) |
| Number of ratings | **331** | 65 |
| Positive reviews | **26.1% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 95 MB | 59 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [C2 Development, LLC](https://appshunter.io/developer/731463338) | [Shanghai Ogino Biotechnology Co., Ltd.](https://appshunter.io/developer/1402479225) |

## What reviewers say

### Mobius

[App page](https://appshunter.io/ios/app/mobius/id1453744762)

This app provides intelligent control for aquarium equipment, simplifying management of multiple tanks. Create custom scenes, schedules, and access quick status updates to maintain your aquatic environment with ease.

**Highlights:** Manage multiple tanks, Create custom scenes, Drag-and-drop scheduling, Lighting control with templates, Flow control for pumps, Dosing automation and tracking

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🚀 Intuitive interface
- 👍 Controllability of devices
- 👍 Potential for future improvements

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 Time/date sync problems
- 🐛 Unreliable performance
- 🐛 Buggy and glitchy
- 🐛 Difficult to navigate

**Reported bugs**

- Constant disconnections
- Inability to add/connect devices
- Lighting schedule not working as expected
- Time/date resets randomly
- Crashes and freezes

**Requested features**

- Remote access and control
- Improved lighting schedule customization
- Pump/device off option
- Sync settings across devices
- Better documentation and tutorials


### 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


## Frequently asked questions

### Is Mobius free?

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

### Is My Chihiros free?

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

### Which has better reviews, Mobius or My Chihiros?

Mobius is rated higher. Mobius averages 2.0 out of 5 from 331 ratings, while My Chihiros averages 1.4 from 65 ratings.

### Do Mobius or My Chihiros have ads?

Neither Mobius nor My Chihiros shows ads.

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

Mobius ships an update every 2 months, and My Chihiros every 9 days. Most recently, Mobius was updated on October 25, 2026 and My Chihiros on October 24, 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.*