Comparison

KoCoS Test Center vs PC Speaker

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

Head to head
About

KoCoS Test Center

Features
Read full description

The program can be used for remote control of ACTAS BTT, ACTAS BTT2 and PROMET L10 devices, setting test parameters and executing tests. With the KoCoS Test Center app it is also possible to save and sort the test item and test results. Creating a PDF test report is also very easy.

About

PC Speaker

Transform your iPhone or iPad into a high-fidelity wireless speaker for your PC. Stream PC audio over Wi-Fi with ultra-low latency and crystal-clear quality, perfect for listening from across the room or when you need a temporary speaker.

Highlights
  • Wireless PC speaker functionality
  • Ultra-low latency audio streaming
  • High-fidelity uncompressed audio
  • QR code pairing
  • Real-time diagnostics dashboard
  • Windows and macOS support
Features
Read full description

Turn your iPhone or iPad into a high-fidelity wireless speaker for your PC. Need a temporary speaker for your computer? Don't have a Bluetooth adapter, or simply want to listen to your PC audio from across the room? PC Speaker streams your computer's system audio directly to your iOS device over local Wi-Fi with ultra-low latency and crystal-clear quality. REQUIRED COMPANION APP: To use this application, you must download the companion sender program on your PC by visiting "https://speaker.eggmango.com/". This desktop program is the essential module required to capture and transmit your PC's audio to your mobile device. KEY FEATURES - Instant QR Code Pairing No need to type complex IP addresses or configure ports. Just run the companion app on your PC, scan the QR code displayed on the screen, and connection is established instantly. - High-Fidelity Audio Streaming Experience uncompressed Float32 PCM stereo audio at 48,000 Hz. Enjoy clean, high-quality computer sound directly through your iPhone's speakers or connected headphones. - Ultra-Low Latency and Stability Optimized local WebSocket transmission ensures minimal audio delay, making it perfect for watching videos, listening to music, or monitoring PC audio output. - Real-Time Diagnostics and Control Keep track of your audio stream status. The detailed in-app dashboard shows real-time stats like frames received, network data throughput, output routes, volume, and playback gain controls. - Universal Desktop Support Works seamlessly with the lightweight companion sender app on both Windows and macOS systems. HOW TO USE IT 1. On your PC (Windows or macOS), go to "https://speaker.eggmango.com/" to download and run the required companion PC Speaker Sender program. 2. Open this app on your iPhone or iPad. 3. Scan the QR code displayed on your PC screen. 4. Your PC audio will immediately start playing through your iOS device!

Screenshots

KoCoS Test Center4 screens
PC Speaker4 screens

Verdict

The call

The clearest difference is price: KoCoS Test Center at Free against PC Speaker's $1.99. KoCoS Test Center also leads on iOS requirement (12.0 vs 16.0). PC Speaker's advantage is update cadence (every 3 weeks vs every 3 months). On ads, in-app purchases and device support 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

KoCoS Test Center is free to download; PC Speaker costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

KoCoS Test Center ships an update every 3 months, PC Speaker every 3 weeks. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 7 level
KoCoS Test Center versus PC Speaker: the parameters behind the verdict, then further details
ParameterKoCoS Test CenterPC Speaker
PriceFree — better$1.99
Rating—1.0 (2 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.0
Further details — not scored
Size39 MB1 MB
Age rating4+4+
DeveloperKoCoS Messtechnik AGPurple Night Inc

In-app purchases

None

KoCoS Test Center

No in-app purchases

None

PC Speaker

No in-app purchases

Questions

Is KoCoS Test Center free?
KoCoS Test Center is free to download, with no in-app purchases.
Is PC Speaker free?
PC Speaker costs $1.99, with no in-app purchases.
Do KoCoS Test Center or PC Speaker have ads?
Neither KoCoS Test Center nor PC Speaker shows ads.
Which is updated more often, KoCoS Test Center or PC Speaker?
KoCoS Test Center ships an update every 3 months, and PC Speaker every 3 weeks. Most recently, KoCoS Test Center was updated on October 19, 2026 and PC Speaker on October 14, 2026.

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