---
title: "PA Bible — App Overview"
url: https://marlvel.ai/intel-report/reference/com-markedsoftware-pa-bible
category: Reference
developer: MarkedSoftware
platforms: ios
rating: 3.7 (3 ratings)
pricing: paid
report_level: overview
generated: 2026-04-30
last_verified: "2026-04-30T12:11:52.075Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers a valuable centralized database for audio equipment, users have noted a need for more comprehensive technical parameters and improved stability.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Reference |
| Rating | 3.7 ★ (3) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 4.0.1 |
| Developer | MarkedSoftware |

<!-- SECTION: Summary -->
## What is PA Bible?

PA Bible is a reference tool for sound engineers that provides technical specifications for a wide range of professional loudspeakers. The app utilizes cloud-based data storage to facilitate frequent updates and offers an integrated speaker interval calculator for field calculations.

<!-- SECTION: Key Features -->
## Key Features

- **Loudspeaker Database**: Provides technical specifications including Max SPL, driver info, power handling, and dimensions for hundreds of loudspeaker models.
- **Speaker Interval Calculator**: An integrated utility designed to assist engineers with system configuration and spacing.
- **Comparison View**: Allows iPad users to compare technical details between different loudspeaker models side-by-side.
- **Cloud-Based Updates**: Leverages cloud storage to enable frequent database updates and optional offline image caching.

<!-- SECTION: Target Audience -->
## Who is it for?

Professional sound engineers and audio technicians requiring quick access to loudspeaker technical data.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/pa-bible/id502511514?uo=2)
- [Full Intelligence Report](https://marlvel.ai/intel-report/reference/com-markedsoftware-pa-bible)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/reference/com-markedsoftware-pa-bible).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*