SAMSONIX R665 vs A894DSP
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
SAMSONIX R665
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SAMSONIX R665 is for SigmaStar chipset device only. SAMSONIX R665 is used to watch real-time record image by connecting to WIFI car cam with SigmaStar chip. This APP is also used to set and manage car cam remotely, including download photo, download/live/replay video etc. Detail: Control(record video or photograph) Preview(real-time image) Play online(watch car cam video on phone, no need to download) Download(download car cam photo/video to phone) Car cam parameter settings
A894DSP
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After connecting App to Car Amplifier with Integrated DSP, EQ, BASS, TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App. How to use: 1.Install App and turn on power of car 2. Turn on Bluetooth on your iPhone 3,Open App and wait for around 5 seconds, then click βConnectβ icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click βSave to AMPβ icon to save. Or click β Save to Phoneβ to save. NoteοΌ 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.
Screenshots
Verdict
The clearest difference is update cadence: A894DSP at every 2 months against SAMSONIX R665's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SAMSONIX R665 ships an update every 5 months, A894DSP every 2 months. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.
| Parameter | SAMSONIX R665 | A894DSP |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 2 months β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 10.0 | 9.0 β better |
| Further details β not scored | ||
| Size | 22 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | SHENZHEN APICAL TECHNOLOGY CO.,LTD | ζη ε’ |
In-app purchases
SAMSONIX R665
No in-app purchases
A894DSP
No in-app purchases
