# Bolt Reader® — Bolt tension reader

> Bolt tension reader for Bolt-Cap Module devices, displaying data in bar graphs. (iPhone/iPad app by Transmission Dynamics.)

- Source: https://appshunter.io/ios/app/bolt-reader/id1554066006 (this page in markdown: same URL + `.md`)
- Developer: [Transmission Dynamics](https://appshunter.io/developer/1554066008)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 6 App Store ratings
- Age rating: 4+
- Requires: iOS 14.0 · 24 MB
- Languages: American English
- Released: 2021-06-07
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/bolt-reader/id1554066006/reviews.md

## What is Bolt Reader®?

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

## Key features

- Real-time bolt tension information
- Bar graph data visualization
- Identify screws requiring attention
- Designed for Bolt-Cap Module devices
- Works with Transmission Dynamics hardware

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Full version | $49.99 | one-time |



## Frequently asked questions about Bolt Reader®

### What is Bolt Reader used for?

Bolt Reader provides users with constant access to information on bolt tension, presented in bar graphs to quickly spot screws that require attention. It is designed for use with Bolt-Cap Module devices.

### Does Bolt Reader work with any bolt tensioner?

No, Bolt Reader is specifically designed for Bolt-Cap Module devices produced by Transmission Dynamics. It requires compatible hardware to function.

### What kind of data does Bolt Reader display?

Bolt Reader displays real-time bolt tension data. This information is presented visually using bar graphs for easy interpretation.

### Is Bolt Reader available on Android devices?

Based on the provided information, Bolt Reader is supported on iPhone and iPad. Android compatibility is not specified.

### How often is Bolt Reader updated?

The latest version of Bolt Reader is 3.2.7, and it was last updated on November 12, 2025. This indicates active development and regular updates.

### What is the user rating for Bolt Reader?

Bolt Reader has an excellent user rating of 5.0 stars based on 6 ratings, suggesting high user satisfaction.

### Does Bolt Reader have ads?

No, Bolt Reader does not contain advertisements. The app is free to download and use without any ad interruptions.

### What is the age rating for Bolt Reader?

Bolt Reader has an age rating of 4+, making it suitable for a wide range of users, including younger individuals.

## Version history (last 5 releases)

### 3.2.7 — 2025-11-12

Minor improvements, updates and bug fixes.

### 3.2.6 — 2024-12-16

Fixed devices' configurations import functionality

### 3.2.4 — 2024-09-25

Updated the header in the exported files to reflect the correct units.

### 3.2.3 — 2024-09-18

Improved samples export functionality - now exporting files is much quicker and a single file can contain more data than before.

### 3.2.2 — 2024-08-09

- Sorting 'Devices in the database' sections based on 'Devices in groups sort order' setting
 - Improvements in Bluetooth communication with devices
 - Fix for sorting devices by RSSI
 - Fix for Persistent storage data retention setting set to OFF
 - Fix for importing configurations of devices

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## More apps by Transmission Dynamics

- [TecSonics™](https://appshunter.io/ios/app/tecsonics/id6468250041)

All apps by Transmission Dynamics: https://appshunter.io/developer/1554066008

## Related topics

[thread the bolt](https://appshunter.io/ios/topics/thread-the-bolt) · [bolt alternative](https://appshunter.io/ios/topics/bolt-alternative) · [chevy bolt](https://appshunter.io/ios/topics/chevy-bolt) · [flange bolt chart](https://appshunter.io/ios/topics/flange-bolt-chart) · [lightning bolt scheduling](https://appshunter.io/ios/topics/lightning-bolt-scheduling)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*