# Spectra LED vs Mobius

The clearest difference is rating: Mobius at 2.0 against Spectra LED's 1.0. Mobius also leads on update cadence (every 2 months vs every 39 months) and review sentiment (27% vs 0%). 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 1.0. That said, the two scores are not equally well evidenced: Mobius has 328 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Spectra LED's written reviews are positive against 27% of Mobius's.

Spectra LED ships an update every 39 months, Mobius every 2 months. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Spectra LED | Mobius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/spectra-led/id1226376492/reviews) | **[2.0 (328 ratings)](https://appshunter.io/ios/app/mobius/id1453744762/reviews)** |
| Number of ratings | 1 | **328** |
| Positive reviews | 0.0% of reviews | **27.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 6 MB | 95 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [华 李](https://appshunter.io/developer/872554875) | [C2 Development, LLC](https://appshunter.io/developer/731463338) |

## What reviewers say

### Spectra LED

[App page](https://appshunter.io/ios/app/spectra-led/id1226376492)

Control your smart aquarium lights wirelessly via your smartphone or tablet. Program six LED channels across 24 time periods with advanced dimming for sunrise and sunset simulations.

**Highlights:** Wireless control via smartphone/tablet, Control six LED channels, Program 24 time periods, Advanced dimming algorithms, Sunrise and sunset simulations

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Spectra LED free?

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

### Is Mobius free?

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

### Which has better reviews, Spectra LED or Mobius?

Mobius is rated higher. Spectra LED averages 1.0 out of 5 from 1 ratings, while Mobius averages 2.0 from 328 ratings.

### Do Spectra LED or Mobius have ads?

Neither Spectra LED nor Mobius shows ads.

### Which is updated more often, Spectra LED or Mobius?

Spectra LED ships an update every 39 months, and Mobius every 2 months. Most recently, Spectra LED was updated on June 1, 2026 and Mobius on September 21, 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.*