# uCalculator vs Bosso Lights

The clearest difference is price: Bosso Lights at Free against uCalculator's $4.99. Bosso Lights also leads on update cadence (every 3 weeks vs every 13 months). uCalculator's advantage is iOS requirement (9.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

Bosso Lights is free to download; uCalculator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

uCalculator ships an update every 13 months, Bosso Lights every 3 weeks. The most recent releases landed on October 17, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | uCalculator | Bosso Lights |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[3.6 (140 ratings)](https://appshunter.io/ios/app/bosso-lights/id6467633027/reviews)** |
| Number of ratings | — | **140** |
| Positive reviews | — | 53.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | — | Paid |
| Size | 1 MB | 87 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [伟锋 阮](https://appshunter.io/developer/994270912) | [Bosso](https://appshunter.io/developer/1708879787) |

## What reviewers say

### uCalculator

[App page](https://appshunter.io/ios/app/ucalculator/id1471865233)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Bosso Lights

[App page](https://appshunter.io/ios/app/bosso-lights/id6467633027)

Transform your home's exterior with customizable smart lighting. Create vibrant displays for holidays, game days, or everyday ambiance. Enjoy permanent, user-friendly accent and security lighting solutions.

**Highlights:** Accent lighting, Security lighting, Festive lighting, Customizable displays, Permanent home lighting, User experience focused

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and user-friendly interface
- 🎨 Extensive customization options with 16+ million colors
- 👀 Preview feature to test lights before applying
- 🔄 Easy scheduling and preset creation
- 🌐 Remote control from anywhere

**What reviewers complain about**

- 🐛 Unreliable schedule execution (60% failure rate reported)
- 🔐 Forced login required every time app opens
- 📺 Intrusive mandatory video ads blocking app access
- ⚠️ Poor customer support and communication
- 🔧 Frequent app updates causing usability issues

**Reported bugs**

- Schedule settings fail to execute properly
- Lights turn on/off inconsistently or partially
- App requires re-entering WiFi credentials after updates
- Manual button presses require multiple attempts to register
- App freezes intermittently

**Requested features**

- Music synchronization feature
- Virtual linking of multiple controllers
- Face ID or biometric login option
- Save login credentials functionality
- Advanced effects similar to Light-O-Rama


## Frequently asked questions

### Is uCalculator free?

uCalculator costs $4.99, with no in-app purchases.

### Is Bosso Lights free?

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

### Do uCalculator or Bosso Lights have ads?

Neither uCalculator nor Bosso Lights shows ads.

### Which is updated more often, uCalculator or Bosso Lights?

uCalculator ships an update every 13 months, and Bosso Lights every 3 weeks. Most recently, uCalculator was updated on October 17, 2026 and Bosso Lights 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.*