Comparison

One Sub vs DSP

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

Head to head

About

One Sub

Features

Read full description

OneSub是一款针对汽车DSP功放的音效处理无线蓝牙控制管理软件

About

DSP

Features

Read full description

这是一款通过蓝牙连接DSP智能设备的调音软件

Screenshots

One Sub3 screens

DSP4 screens

Verdict

The call

The clearest difference is update cadence: One Sub at every 6 months against DSP's every 15 months. One Sub also leads on iOS requirement (8.0 vs 15.6). 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

One Sub ships an update every 6 months, DSP every 15 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 4 level

One Sub versus DSP: the parameters behind the verdict, then further details
Parameter	One Sub	DSP
Price	Free	Free
Update frequency	Every 6 months — better	Every 15 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	8.0 — better	15.6
Further details — not scored
Size	8 MB	2 MB
Age rating	4+	17+
Developer	Guangzhou Fenlang Electronic Technology Co., Ltd.;	东山谢

In-app purchases

None

One Sub

No in-app purchases

None

DSP

No in-app purchases

Questions

Is One Sub free?

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

Is DSP free?

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

Do One Sub or DSP have ads?

Neither One Sub nor DSP shows ads.

Which is updated more often, One Sub or DSP?

One Sub ships an update every 6 months, and DSP every 15 months. Most recently, One Sub was updated on September 16, 2026 and DSP on September 9, 2026.