# Switch Always On vs NB

The clearest difference is update cadence: Switch Always On at every 3 months against NB's every 8 months. NB's advantage is iOS requirement (13.0 vs 15.6). 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.

Switch Always On ships an update every 3 months, NB every 8 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Switch Always On | NB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/switch-always-on/id1505114113/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | — |
| Size | 50 MB | 18 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Smart Charging Technologies](https://appshunter.io/developer/1505114112) | [Steamrock Inc.](https://appshunter.io/developer/1705604272) |

## What reviewers say

### Switch Always On

[App page](https://appshunter.io/ios/app/switch-always-on/id1505114113)

This app remotely monitors and configures smart IoT DC Micro Power Supply devices. It helps improve power reliability for networking equipment and automatically reboots modems and routers when they hang.

**Highlights:** Remote monitoring of power supply devices, Real-time configuration of devices, Automatic reboot of modems and routers, Improve power reliability for networking, Supports multiple devices

**In-app purchases:** none


### NB

[App page](https://appshunter.io/ios/app/nb-42-barometer/id6503903082)

**In-app purchases:** none


## Frequently asked questions

### Is Switch Always On free?

Switch Always On is free to download, with no in-app purchases.

### Is NB free?

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

### Do Switch Always On or NB have ads?

Neither Switch Always On nor NB shows ads.

### Which is updated more often, Switch Always On or NB?

Switch Always On ships an update every 3 months, and NB every 8 months. Most recently, Switch Always On was updated on November 3, 2026 and NB on November 4, 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.*