Airplus vs RA12 DSP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Airplus
This mobile application allows users to adjust audio quality to meet various needs. It provides sound effects to enhance your listening experience.
- Mobile audio tuning
- Customizable sound effects
- Adjustable audio quality
- Enhance listening experience
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Airplus是一款移动调音App，使用此App可调出满足各种需求的音质效果。
RA12 DSP
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RA12 DSP is a wireless Bluetooth control management software for audio processing of automotive DSP amplifier. Bring you a different car music enjoyment.
Screenshots
Verdict
The clearest difference is update cadence: RA12 DSP at every 3 weeks against Airplus's every 4 months. RA12 DSP also leads on iOS requirement (9.0 vs 12.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Airplus ships an update every 4 months, RA12 DSP every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Airplus | RA12 DSP |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (16 ratings) — better | — |
| Positive reviews | 16.7% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | 广州市锐益科技有限公司 | Guangzhou Coolpower Technology Co., Ltd. |
In-app purchases
Airplus
No in-app purchases
RA12 DSP
No in-app purchases
