# Atom Smart Metering vs eMeter Reader

The clearest difference is update cadence: eMeter Reader at every 2 weeks against Atom Smart Metering'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.

Atom Smart Metering ships an update every 2 months, eMeter Reader every 2 weeks. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Atom Smart Metering | eMeter Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 32 MB | 37 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Accitrack](https://appshunter.io/developer/1086491449) | [Raltech Solutions](https://appshunter.io/developer/1847668124) |

## What reviewers say

### Atom Smart Metering

[App page](https://appshunter.io/ios/app/atom-smart-metering/id6470990227)

**In-app purchases:** none


### eMeter Reader

[App page](https://appshunter.io/ios/app/emeter-reader/id6754286076)

**In-app purchases:** none


## Frequently asked questions

### Is Atom Smart Metering free?

Atom Smart Metering is free to download, with no in-app purchases.

### Is eMeter Reader free?

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

### Do Atom Smart Metering or eMeter Reader have ads?

Neither Atom Smart Metering nor eMeter Reader shows ads.

### Which is updated more often, Atom Smart Metering or eMeter Reader?

Atom Smart Metering ships an update every 2 months, and eMeter Reader every 2 weeks. Most recently, Atom Smart Metering was updated on September 15, 2026 and eMeter Reader on September 17, 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.*