# Span Installer vs Lunar Installer

The clearest difference is rating: Lunar Installer at 4.2 against Span Installer's 3.7. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lunar Installer holds the better App Store score, 4.2 against 3.7. Both are backed by a comparable volume of ratings — 13 and 5 respectively.

Span Installer ships an update fortnightly, Lunar Installer every 8 days. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Span Installer | Lunar Installer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (13 ratings)](https://appshunter.io/ios/app/span-installer/id1477128965/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/lunar-installer/id6670309375/reviews)** |
| Number of ratings | **13** | 5 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free | Free |
| Size | 104 MB | 217 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Span.io, Inc](https://appshunter.io/developer/1477128844) | [Lunar Energy Limited](https://appshunter.io/developer/1400433604) |

## What reviewers say

### Span Installer

[App page](https://appshunter.io/ios/app/span-installer/id1477128965)

This app streamlines the installation and servicing of new and existing SPAN panels. It offers enhanced navigation, an improved breaker labeling process, and integrated troubleshooting support. Users can also confirm communications with battery systems and program setpoints for energy management.

**Highlights:** Faster new SPAN Panel commissioning, Simplified user navigation, Improved breaker labeling, Integrated troubleshooting and support, Confirm hardware communications, Program setpoints with SPAN PowerUp

**In-app purchases:** none


### Lunar Installer

[App page](https://appshunter.io/ios/app/lunar-installer/id6670309375)

This app simplifies the setup of a specific system with guided processes, firmware updates, and automated tests. It offers in-app troubleshooting and live chat support to resolve issues efficiently. Leave job sites with confidence and reduce the need for return visits.

**Highlights:** Guided setup process, Firmware updates, Automated operational tests, In-app troubleshooting, Live chat support

**In-app purchases:** none


## Frequently asked questions

### Is Span Installer free?

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

### Is Lunar Installer free?

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

### Which has better reviews, Span Installer or Lunar Installer?

Lunar Installer is rated higher. Span Installer averages 3.7 out of 5 from 13 ratings, while Lunar Installer averages 4.2 from 5 ratings.

### Do Span Installer or Lunar Installer have ads?

Neither Span Installer nor Lunar Installer shows ads.

### Which is updated more often, Span Installer or Lunar Installer?

Span Installer ships an update fortnightly, and Lunar Installer every 8 days. Most recently, Span Installer was updated on September 11, 2026 and Lunar Installer on September 10, 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.*