# Dev Star vs EMF Meter

The clearest difference is update cadence: Dev Star at every 3 days against EMF Meter's every 2 months. EMF Meter's advantage is price ($0.99 vs $1.99) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Dev Star costs $1.99 and EMF Meter $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dev Star ships an update every 3 days, EMF Meter every 2 months. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Dev Star | EMF Meter |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | — | Paid |
| Size | 52 MB | 58 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hotsource ESD](https://appshunter.io/developer/365499603) | [PPLST Tech](https://appshunter.io/developer/1832748300) |

## What reviewers say

### Dev Star

[App page](https://appshunter.io/ios/app/dev-star-dev-network-tools/id6469692746)

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

**In-app purchases:** none


### EMF Meter

[App page](https://appshunter.io/ios/app/emf-meter/id6756597802)

Monitor electromagnetic field levels and Bluetooth exposure with real-time readings and safety zone indicators. Understand signal strength and exposure levels around you for awareness at home, work, or while traveling.

**Highlights:** Real-time EMF readings, Bluetooth device scanning, Signal strength in dBm, Safety zone indicators, Visual EMF analytics, Dark and light themes

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

**In-app purchases:** none


## Frequently asked questions

### Is Dev Star free?

Dev Star costs $1.99, with no in-app purchases.

### Is EMF Meter free?

EMF Meter costs $0.99, with no in-app purchases.

### Do Dev Star or EMF Meter have ads?

Neither Dev Star nor EMF Meter shows ads.

### Which is updated more often, Dev Star or EMF Meter?

Dev Star ships an update every 3 days, and EMF Meter every 2 months. Most recently, Dev Star was updated on October 4, 2026 and EMF Meter on October 7, 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.*