# Bright vs guidosimplex

The clearest difference is update cadence: guidosimplex at every 4 days against Bright's every 2 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.

Bright ships an update every 2 months, guidosimplex every 4 days. The most recent releases landed on June 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Bright | guidosimplex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bright/id1369989022/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 40 MB | 30 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HILDEBRAND TECHNOLOGY LTD](https://appshunter.io/developer/594186469) | [Changzhou Xinder-Tech Electronics Co., Ltd](https://appshunter.io/developer/1402533068) |

## What reviewers say

### Bright

[App page](https://appshunter.io/ios/app/bright/id1369989022)

Track your electricity and gas usage in real-time from your smart meters. This app helps you manage energy consumption and spend more efficiently, contributing to carbon reduction goals. Requires compatible hardware for full functionality.

**Highlights:** Real-time energy consumption monitoring, Electricity and gas usage tracking, Smart meter data access via DCC or CAD, Clamp-on sensor support for electricity, Energy spend management, Carbon efficiency goals

**Features:** macOS Compatibility

**In-app purchases:** none


### guidosimplex

[App page](https://appshunter.io/ios/app/guidosimplex/id6739729334)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bright free?

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

### Is guidosimplex free?

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

### Do Bright or guidosimplex have ads?

Neither Bright nor guidosimplex shows ads.

### Which is updated more often, Bright or guidosimplex?

Bright ships an update every 2 months, and guidosimplex every 4 days. Most recently, Bright was updated on June 10, 2026 and guidosimplex on September 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*