Bolt Reader® vs Peco Douwes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bolt Reader®
This application provides users with real-time bolt tension data through intuitive bar graphs. It is specifically designed to work with Bolt-Cap Module devices from Transmission Dynamics, helping users quickly identify screws needing attention.
- Real-time bolt tension information
- Bar graph data visualization
- Identify screws requiring attention
- Designed for Bolt-Cap Module devices
- Works with Transmission Dynamics hardware
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Thanks to the innovative undertaking of creating the Bolt Reader® application, users have constant access to information on bolt tension. Information is presented in the form of bar graphs, which allows you to quickly spot screws that require attention. This application is specifically designed for Bolt-Cap Module devices produced by Transmission Dynamics. Transmission Dynamics; Redefining the Status Quo
Peco Douwes
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Introducing the ultimate tool for engineers and technicians who need to know the right torque settings for specific bolt sizes! Our app is designed to provide accurate and easy-to-use information on bolt sizes and torque specifications. Whether you're working in offshore, construction, or any other industry that requires precise bolt tightening, our app is the perfect companion tool . With a user-friendly interface, you can quickly look up the recommended torque settings for any given bolt size, ensuring that your work is always accurate and up to code. Our app also includes a comprehensive database of bolt sizes, so you'll never have to guess which bolt to use for a particular job. And with regular updates, you can be sure that you're always working with the latest information. So why wait? Download our app today and take the guesswork out be sure about your bolt tightening!
Screenshots
Verdict
The clearest difference is in-app purchases: Peco Douwes at none against Bolt Reader®'s 1. On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Bolt Reader® sells 1 one-off in-app purchase. Peco Douwes asks for nothing beyond the download.
Bolt Reader® ships an update every 5 weeks, Peco Douwes every 6 weeks. The most recent releases landed on June 4, 2026 and September 14, 2026 respectively.
| Parameter | Bolt Reader® | Peco Douwes |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 5 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Transmission Dynamics | Lizard Apps BV |
In-app purchases
Bolt Reader®
- Full version$49.99
Peco Douwes
No in-app purchases
Questions
Is Bolt Reader® free?
Is Peco Douwes free?
Do Bolt Reader® or Peco Douwes have ads?
Which is updated more often, Bolt Reader® or Peco Douwes?
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