R4.6V2 vs KEW DOP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
R4.6V2
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R4.6V2 是一款专门为车载DSP调音软件，拥有6通道31段EQ,独立的USB播放界面，专业的调节手段，让您有更佳的车载效果。
KEW DOP
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该应用程序专为与(KAC-XH120DSP/KAC-C80DSP)一起使用而设计。该应用程序为您提供了微调汽车音响系统几乎所有方面所需的工具。通过对DSP音频处理器的调整，弥补车内空间所造成对声音的影响，重塑音乐的再生，将一个完整的舞台呈现在你面前。
Screenshots
Verdict
R4.6V2 and KEW DOP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
R4.6V2 ships an update every 11 months, KEW DOP every 6 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.
| Parameter | R4.6V2 | KEW DOP |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 months | Every 6 months — 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 | 4 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | 文杰 陈 | Jvckenwood Trading (Shanghai) Co., Ltd. |
In-app purchases
R4.6V2
No in-app purchases
KEW DOP
No in-app purchases
