# PowerAmp vs Lineman's Reference

The clearest difference is device support: Lineman's Reference at 3 against PowerAmp's 1. Lineman's Reference also leads on iOS requirement (12.1 vs 16.0). On price, ads, in-app purchases and chart position there is nothing between them.

PowerAmp costs $9.99 and Lineman's Reference $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | PowerAmp | Lineman's Reference |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | — | **[4.5 (62 ratings)](https://appshunter.io/ios/app/linemans-reference-urd/id6478995455/reviews)** |
| Number of ratings | — | **62** |
| Positive reviews | — | 64.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Monetization | — | Free |
| Best chart rank | #136 | **#50** |
| Size | 17 MB | 193 MB |
| Requires iOS | 16.0 | **12.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Manuel Olivera](https://appshunter.io/developer/778275987) | [Digital Apprentice LLC](https://appshunter.io/developer/1565687382) |

## What reviewers say

### PowerAmp

[App page](https://appshunter.io/ios/app/poweramp/id6468938360)

**Currently charting:** #136 Top Paid · Education (US App Store)

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

**In-app purchases:** none


### Lineman's Reference

[App page](https://appshunter.io/ios/app/linemans-reference-urd/id6478995455)

**Currently charting:** #50 Top Paid · Education (US App Store)

This app provides comprehensive training for linemen and apprentices on underground distribution systems. It covers essential skills like cable isolation, transformer replacement, and troubleshooting. Interactive labs and quizzes reinforce learning for various skill levels.

**Highlights:** Learn cable isolation, Hipot cable sections, Transformer isolation and replacement, Troubleshoot underground outages, Switch underground distribution loops, Interactive training labs, Troubleshooting quizzes

**In-app purchases:** none


## Frequently asked questions

### Is PowerAmp free?

PowerAmp costs $9.99, with no in-app purchases.

### Is Lineman's Reference free?

Lineman's Reference costs $9.99, with no in-app purchases.

### Do PowerAmp or Lineman's Reference have ads?

Neither PowerAmp nor Lineman's Reference shows ads.

### Which is more popular, PowerAmp or Lineman's Reference?

PowerAmp currently peaks at #136 in the App Store charts, and Lineman's Reference at #50. Chart position reflects recent download velocity rather than total install base.

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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.*