TD vs NDSD250
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TD
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智能车载数字DSP功放 -［七段可调EQ］，满足您不同的需求 -［可调Q值］，独立的EQ设置，丰富您的听觉效果 -［动态低音］，3D立体声，让您无时无刻享受在环绕中 -［滤波器］，呈现您的完美音乐 -［延时］，随时调节您的声音方位 -［声道控制］，轻松就能帮您控制音量 -内置［五个场景］音效 -是否需要保存效果，［存到主机］可以帮到您，甚至还可以帮您［存到本地］里
NDSD250
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NDSD250是中道数字声音处理器的一个应用程序。
Screenshots
Verdict
The clearest difference is update cadence: NDSD250 at every 2 months against TD's every 50 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TD ships an update every 50 months, NDSD250 every 2 months. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.
| Parameter | TD | NDSD250 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 50 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 — better | 9.0 |
| Further details — not scored | ||
| Size | 6 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | 杏生 卢 | Guangzhou Aidan Blessindo Electronic Co.,Ltd. |
In-app purchases
TD
No in-app purchases
NDSD250
No in-app purchases
