# Zero Audio vs PowerSmartApp

The clearest difference is update cadence: PowerSmartApp at fortnightly against Zero Audio'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.

Zero Audio ships an update every 2 months, PowerSmartApp fortnightly. The most recent releases landed on September 15, 2026 and July 19, 2026 respectively.

## The numbers

| Metric | Zero Audio | PowerSmartApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.8 (13 ratings)](https://appshunter.io/ios/app/powersmartapp/id6744310039/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 10.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 52 MB | 83 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Dinghefeng Technology Co., Ltd.](https://appshunter.io/developer/1698935717) | [POWER INFORMATION TECHNOLOGY COMPANY PRIVATE LIMITED](https://appshunter.io/developer/1350874353) |

## What reviewers say

### Zero Audio

[App page](https://appshunter.io/ios/app/zero-audio/id6738670052)

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

**In-app purchases:** none


### PowerSmartApp

[App page](https://appshunter.io/ios/app/powersmartapp/id6744310039)

Monitor your energy consumption across multiple meters in Pakistan. Track daily and monthly usage, stay informed about load shedding schedules, and receive alerts for exceeding consumption thresholds. Manage electricity bills and automate power sector service requests.

**Highlights:** Monitor energy consumption for multiple meters, View daily and monthly load, voltage, and current profiles, Get updates on scheduled and planned load shedding, Set consumption thresholds and receive alerts, View monthly electricity bills and payment status, Automate power sector service requests

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

**In-app purchases:** none


## Frequently asked questions

### Is Zero Audio free?

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

### Is PowerSmartApp free?

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

### Do Zero Audio or PowerSmartApp have ads?

Neither Zero Audio nor PowerSmartApp shows ads.

### Which is updated more often, Zero Audio or PowerSmartApp?

Zero Audio ships an update every 2 months, and PowerSmartApp fortnightly. Most recently, Zero Audio was updated on September 15, 2026 and PowerSmartApp on July 19, 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.*