# 이보아 EVOA vs PZ

The clearest difference is review sentiment: PZ at 100% against 이보아 EVOA's 45%. PZ also leads on iOS requirement (9.0 vs 15.0). 이보아 EVOA's advantage is update cadence (every 2 weeks vs every 12 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

이보아 EVOA ships an update every 2 weeks, PZ every 12 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | 이보아 EVOA | PZ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pz-c7/id6630366976/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 45.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 12 months |
| Monetization | Free | Free |
| Size | 35 MB | 2 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [엔모션](https://appshunter.io/developer/1633404663) | [huizhou shangshui technology co.,ltd](https://appshunter.io/developer/1762340195) |

## What reviewers say

### 이보아 EVOA

[App page](https://appshunter.io/ios/app/evoa-obd/id6479380429)

This app offers advanced diagnostics for electric vehicles, focusing on battery health and real-time component monitoring. It helps owners understand battery lifespan, motor efficiency, and detect fault codes. Requires a dedicated OBD device for full functionality.

**Highlights:** Real-time battery monitoring (voltage, current, cell voltage), State of Charge (SoC) analysis, EV motor efficiency diagnostics, Auxiliary battery monitoring, Fault code detection, Battery temperature tracking, Driver scoring system

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

**In-app purchases:** none


### PZ

[App page](https://appshunter.io/ios/app/pz-c7/id6630366976)

This application provides advanced audio tuning for car amplifiers, featuring plug-and-play installation and powerful DSP processing. It allows for precise adjustments to sound fields, equalization, and dynamic music processing via a smartphone interface.

**Highlights:** Plug & play installation, Quad-core 32-bit DSP processing, Lossless audio playback, 15-band EQ tuning, Adjustable sound field delay, Built-in Bluetooth for music streaming, Smartphone control

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

**In-app purchases:** none


## Frequently asked questions

### Is 이보아 EVOA free?

이보아 EVOA is free to download, with no in-app purchases.

### Is PZ free?

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

### Do 이보아 EVOA or PZ have ads?

Neither 이보아 EVOA nor PZ shows ads.

### Which is updated more often, 이보아 EVOA or PZ?

이보아 EVOA ships an update every 2 weeks, and PZ every 12 months. Most recently, 이보아 EVOA was updated on October 24, 2026 and PZ on October 24, 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.*