# BlueLight2 vs Invoice Generator

The clearest difference is in-app purchases: BlueLight2 at none against Invoice Generator's 3. BlueLight2 also leads on iOS requirement (13.0 vs 16.0). Invoice Generator's advantage is update cadence (fortnightly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Invoice Generator sells 3 in-app purchases, starting at $4.99 per 7 days. BlueLight2 asks for nothing beyond the download.

BlueLight2 ships an update every 4 months, Invoice Generator fortnightly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | BlueLight2 | Invoice Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/bluelight2/id1067634902/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 9 MB | 56 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [北京易方通达科技有限公司](https://appshunter.io/developer/889658425) | [Constantin Ginga](https://appshunter.io/developer/1835403346) |

## What reviewers say

### BlueLight2

[App page](https://appshunter.io/ios/app/bluelight2/id1067634902)

This app offers smart control for home lighting systems. It utilizes BLE mesh technology for easy management of your household lights, enabling intelligent and simplified lighting control. Adjust brightness and color temperature, and manage light groups.

**Highlights:** Smart control for home lighting systems, BLE mesh technology integration, Control light on/off and grouping, Stepless adjustment of brightness, Stepless adjustment of color temperature

**Features:** macOS Compatibility

**In-app purchases:** none


### Invoice Generator

[App page](https://appshunter.io/ios/app/invoice-generator-easy-maker/id6757959227)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $64.99 | per year |
| Premium Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is BlueLight2 free?

BlueLight2 is free to download, with no in-app purchases.

### Is Invoice Generator free?

Invoice Generator is free to download, with in-app purchases available.

### Do BlueLight2 or Invoice Generator have ads?

Neither BlueLight2 nor Invoice Generator shows ads.

### Which is updated more often, BlueLight2 or Invoice Generator?

BlueLight2 ships an update every 4 months, and Invoice Generator fortnightly. Most recently, BlueLight2 was updated on October 13, 2026 and Invoice Generator on October 12, 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.*