Comparison

A894DSP vs Nakamichi

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

Head to head

Nakamichi-E

About

A894DSP

Features

Read full description

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 “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save. Note： 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.

About

Nakamichi

Features

Read full description

Connect your smartphone to Nakamichi-E headunit through bluetooth, then tap the APP and turn on it on your smartphone

Screenshots

A894DSP3 screens

Nakamichi4 screens

Verdict

The call

The clearest difference is update cadence: A894DSP at every 2 months against Nakamichi's every 8 months. A894DSP also leads on iOS requirement (9.0 vs 14.0). On price, 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

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

UpkeepUpdate frequency

A894DSP ships an update every 2 months, Nakamichi every 8 months. The most recent releases landed on September 18, 2026 and September 16, 2026 respectively.

Scorecard2 real differences · 4 level

A894DSP versus Nakamichi: the parameters behind the verdict, then further details
Parameter	A894DSP	Nakamichi
Price	Free	Free
Update frequency	Every 2 months — better	Every 8 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	9.0 — better	14.0
Further details — not scored
Size	18 MB	15 MB
Age rating	4+	17+
Developer	杏生卢	Guangzhou Aidan Blessindo Electronic Co.,Ltd.

In-app purchases

None

A894DSP

No in-app purchases

None

Nakamichi

No in-app purchases

Questions

Is A894DSP free?

A894DSP is free to download, with no in-app purchases.

Is Nakamichi free?

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

Do A894DSP or Nakamichi have ads?

Neither A894DSP nor Nakamichi shows ads.

Which is updated more often, A894DSP or Nakamichi?

A894DSP ships an update every 2 months, and Nakamichi every 8 months. Most recently, A894DSP was updated on September 18, 2026 and Nakamichi on September 16, 2026.