Comparison

NDSR355A vs EDGE DSP

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

Head to head

About

NDSR355A

Features

Read full description

NDSR355A is a application for Nakamichi Digital Sound Processor

About

EDGE DSP

Features

Read full description

EDGE Car audio was born from a desire to create cutting edge high performance car audio for the enjoyment of the many, not just the few. All EDGE products are built to deliver performance and value surpassed by no other brand. Utilising our experienced team of UK engineers and designers, we define and interpret the market needs of modern car audio consumers. The range is constantly evolving with new product ideas introduced directly from customer feedback and demand. Be part of the revolution and join us at the cutting EDGE of car audio. You’re not here for a long time, you’re here for a good time and if you’re not living on the EDGE then you’re taking up a little too much space.

Screenshots

NDSR355A4 screens

EDGE DSP3 screens

Verdict

The call

The clearest difference is update cadence: EDGE DSP at every 6 weeks against NDSR355A's every 10 months. 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

NDSR355A ships an update every 10 months, EDGE DSP every 6 weeks. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

Scorecard1 real difference · 5 level

NDSR355A versus EDGE DSP: the parameters behind the verdict, then further details
Parameter	NDSR355A	EDGE DSP
Price	Free	Free
Update frequency	Every 10 months	Every 6 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	9.0	9.0
Further details — not scored
Size	39 MB	6 MB
Age rating	4+	4+
Developer	Guangzhou Aidan Blessindo Electronic Co.,Ltd.	Midbass Distribution Limited

In-app purchases

None

NDSR355A

No in-app purchases

None

EDGE DSP

No in-app purchases

Questions

Is NDSR355A free?

NDSR355A is free to download, with no in-app purchases.

Is EDGE DSP free?

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

Do NDSR355A or EDGE DSP have ads?

Neither NDSR355A nor EDGE DSP shows ads.

Which is updated more often, NDSR355A or EDGE DSP?

NDSR355A ships an update every 10 months, and EDGE DSP every 6 weeks. Most recently, NDSR355A was updated on September 29, 2026 and EDGE DSP on September 30, 2026.