# EverWatt Lighting vs KeiltonEM

The clearest difference is update cadence: EverWatt Lighting at every 3 months against KeiltonEM's every 7 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.

EverWatt Lighting ships an update every 3 months, KeiltonEM every 7 months. The most recent releases landed on September 8, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | EverWatt Lighting | KeiltonEM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 20 MB | 25 MB |
| Requires iOS | **12.3** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EverWatt Lights, LLC](https://appshunter.io/developer/1640451572) | [Litetrace Inc](https://appshunter.io/developer/1685148777) |

## What reviewers say

### EverWatt Lighting

[App page](https://appshunter.io/ios/app/everwatt-lighting/id6615069857)

**Features:** macOS Compatibility

**In-app purchases:** none


### KeiltonEM

[App page](https://appshunter.io/ios/app/keiltonem/id6744957921)

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

**In-app purchases:** none


## Frequently asked questions

### Is EverWatt Lighting free?

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

### Is KeiltonEM free?

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

### Do EverWatt Lighting or KeiltonEM have ads?

Neither EverWatt Lighting nor KeiltonEM shows ads.

### Which is updated more often, EverWatt Lighting or KeiltonEM?

EverWatt Lighting ships an update every 3 months, and KeiltonEM every 7 months. Most recently, EverWatt Lighting was updated on September 8, 2026 and KeiltonEM on September 13, 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.*