# The Turnkeeper vs Emf Detector Radiation Reader

The clearest difference is in-app purchases: The Turnkeeper at none against Emf Detector Radiation Reader's 5. The Turnkeeper also leads on ads (none vs shown). Emf Detector Radiation Reader's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (1.3K vs 30). On price, rating, review sentiment and iOS requirement there is nothing between them.

Both are free to download. Emf Detector Radiation Reader sells 5 in-app purchases, starting at $4.99 per 7 days. The Turnkeeper asks for nothing beyond the download.

Emf Detector Radiation Reader holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Emf Detector Radiation Reader has 1.3K ratings behind it against 30, so its average is the more settled of the two. Written reviews point the same way: 80% of The Turnkeeper's written reviews are positive against 87% of Emf Detector Radiation Reader's.

The Turnkeeper ships an update every 5 months, Emf Detector Radiation Reader every 3 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | The Turnkeeper | Emf Detector Radiation Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (30 ratings)](https://appshunter.io/ios/app/the-turnkeeper/id687598712/reviews) | **[4.6 (1.3K ratings)](https://appshunter.io/ios/app/emf-detector-radiation-reader/id1588868540/reviews)** |
| Number of ratings | 30 | **1.3K** |
| Positive reviews | 80.0% of reviews | **86.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 5 MB | 15 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Geospike Pty Ltd](https://appshunter.io/developer/500622151) | [Bello Studios LLC](https://appshunter.io/developer/1540574147) |

## What reviewers say

### The Turnkeeper

[App page](https://appshunter.io/ios/app/the-turnkeeper/id687598712)

This app helps speed up board game sessions by providing customizable timers for turns or entire games. It supports a large number of players and offers flexible time management options, including adding time per turn or to specific players. Features like crash protection and unlimited undo ensure a smooth gaming experience.

**Highlights:** Turn and game timer modes, Supports 2-20 players, Customizable time budgets, Time added per turn, Crash/reboot protection, Unlimited undo functionality, Notifications for time up

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

**In-app purchases:** none


### Emf Detector Radiation Reader

[App page](https://appshunter.io/ios/app/emf-detector-radiation-reader/id1588868540)

Detect and track magnetic fields and potential EMF sources around you. Receive warnings for high readings and access guidelines for safe exposure levels. Monitor your environment and protect your health.

**Highlights:** Track magnetic fields and high readings, Detects ferromagnetic metals, Electrosmog (EMP) detector, Identifies home appliance EMF sources, Radio-Frequency Guidelines table, Warning beep for emissions, Stores readings with date stamps

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| 1 Year Premium | $12.99 | per year |
| Enjoy All The Features | $0.99 | one-time |
| Premium Pack - All Features | $4.99 | one-time |
| Lifetime Access | $14.99 | one-time |

**What reviewers like**

- 🚀 Accurate readings
- 🔒 Helpful for detecting hidden devices
- 👍 Visually appealing interface
- 👍 Easy to use
- 👍 Consistent performance

**What reviewers complain about**

- 🐛 Frequent ads even in paid version
- 🐛 Inconsistent or inaccurate readings in some cases
- 🔋 Drains device battery quickly
- 👎 Lack of clear instructions on interpreting readings

**Reported bugs**

- Readout digits overlapping on screen
- Inconsistent behavior of sound indicator

**Requested features**

- Ability to compare readings over time
- Option to export/share recorded data
- More detailed information on safe/unsafe EMF levels
- Integration with other EMF monitoring devices


## Frequently asked questions

### Is The Turnkeeper free?

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

### Is Emf Detector Radiation Reader free?

Emf Detector Radiation Reader is free to download, with in-app purchases available.

### Which has better reviews, The Turnkeeper or Emf Detector Radiation Reader?

Emf Detector Radiation Reader is rated higher. The Turnkeeper averages 4.4 out of 5 from 30 ratings, while Emf Detector Radiation Reader averages 4.6 from 1.3K ratings.

### Do The Turnkeeper or Emf Detector Radiation Reader have ads?

Emf Detector Radiation Reader shows ads; The Turnkeeper does not.

### Which is updated more often, The Turnkeeper or Emf Detector Radiation Reader?

The Turnkeeper ships an update every 5 months, and Emf Detector Radiation Reader every 3 weeks. Most recently, The Turnkeeper was updated on October 23, 2026 and Emf Detector Radiation Reader on October 25, 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.*