Comparison

이보아 EVOA vs PZ

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

이보아 EVOA

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
Read full description

Manage electric vehicles accurately and efficiently. EVOA provides deep learning-based diagnostics for electric vehicle battery remaining lifespan and real-time, remote diagnostics for key EV components. Key Features: ● Real-time monitoring of battery voltage, current, and cell voltage (Min, Max) ● State of Charge (SoC) analysis, including actual vehicle SoC and safety margin SoC deviation ● Real-time EV motor efficiency diagnostics based on driving conditions ● Monitoring of auxiliary battery voltage and real-time power consumption ● Fault code detection ● Battery temperature change tracking during charging, with actual charge data logging ● Driver scoring system using brake, acceleration, and steering angle sensors instead of GPS ● Support for various services through a dedicated OBD device Compatible vehicle models for Hyundai and Kia: Hyundai IONIQ 5 IONIQ 6 GV60 E G80 E GV70 Kia EV6 EV6 GT EV9 EVOA’s dedicated OBD device is available for purchase on Amazon Store. Please note, Hybrid vehicles are not supported.

About

PZ

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
Read full description

This product is non-destructive audio car DSP Amplifier it support plug & play installation Buit in quad-care 32-bit DSP processing Chip,nanosecond processing speed;DRC dynamic music processing;using DSP computer tuning technology.Lossless installation,easy tuning,take up a small space.  15-band EQ floating-piont high-precision tuning system. high and low pass filter Adjustable sound field delay to achieve spatial editing. Gain control,phase control Harmonic function. Limiting function. Built-in Bluetooth,support mobile phone to play lossless music. 6 storage modes. You can use Time-Delay by smart phone.

Screenshots

이보아 EVOA4 screens
PZ3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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

Scorecard3 real differences · 7 level
이보아 EVOA versus PZ: the parameters behind the verdict, then further details
Parameter이보아 EVOAPZ
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews45.5% of reviews100.0% of reviews — better
Number of ratings—1 — better
Update frequencyEvery 2 weeks — betterEvery 12 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.09.0 — better
Further details — not scored
Size35 MB2 MB
Age rating4+4+
Developer엔모션huizhou shangshui technology co.,ltd

Customer experience

이보아 EVOA

Written reviews11 reviews
Positive45.5%
Neutral0.0%
Negative54.5%

PZ

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

이보아 EVOA

No in-app purchases

None

PZ

No in-app purchases

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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