Da Echo vs NebulaBuds
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Da Echo
This intelligent assistant provides personalized answers, suggestions, and inspiration. It seamlessly interacts with users, understanding needs for a smooth experience. For users with compatible smart glasses, it also manages devices, handles media, and controls calls and music.
- Personalized AI assistant
- Device management for smart glasses
- Photo and video import/sharing
- Call management
- Music playback control
- Natural language interaction
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Welcome to the new smart glasses DA ECHO application - this is an intelligent assistant specially designed for you, providing personalized answers, suggestions, and inspiration anytime, anywhere. Open DA ECHO and initiate a conversation. Whether you are commuting, working, or relaxing, DA ECHO AI can interact with you smoothly and naturally, quickly understanding your needs. If you have DA ECHO smart glasses, this accompanying application can also help you easily manage your devices, import and share photos or videos, answer phone calls, and play music. Unlock more intelligent features now! 欢迎使用全新智能眼镜 DA ECHO 应用 —— 这是专为你打造的智能助手，随时随地为你提供个性化的解答、建议与灵感。 打开 DA ECHO，开启对话。不论你是在通勤、工作，还是放松，DA ECHO AI 都能流畅自然地与你互动，迅速理解你的需求。 如果你拥有 DA ECHO 智能眼镜，这款配套应用还可帮助你轻松管理设备，导入与分享照片或视频，接听电话，播放音乐。现在就解锁更多智能功能吧！
NebulaBuds
This app offers real-time translation for over 130 languages, supporting audio, video calls, and even text from photos. It features AI-powered voice assistance, meeting summarization, and a unique dual-ear mode for seamless conversations.
- Real-time translation for 133 languages
- Photo and text translation with layout preservation
- Audio and video call interpretation
- AI voice wake-up for information
- Dual ear mode for simultaneous conversation
- AI meeting notes and summarization
- AI smart chat for advice
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Nebula Buds AI Interpretation APP: Translate up to 133 languages -Photo Translation: Signs, menus, product labels—translate instantly with a snap, with 1:1 font and layout preservation. -DeepSeek R1: The latest AI large model, real-time connectivity, deep thinking, with visible process. - AI Voice Wake-up: Say "Hey Nebula" to check real-time information like weather and news, - Audio and Video Call Translation: Translate conversations during video calls. The other party doesn’t need to download the app. - Dual Ear Mode: Share one earbud each, speak simultaneously, and interrupt freely, breaking free from turn-based conversations. - Meeting Notes: Identify speakers and quickly summarize meeting content. - AI Smart Chat: Realistic voice responses, answer anytime, and offer advice for your life and work. - Simultaneous Interpretation: Real-time translation of 133 languages, your personal interpreter in your ear.
Screenshots
Verdict
The clearest difference is rating: NebulaBuds at 4.4 against Da Echo's 3.0. NebulaBuds also leads on ratings volume (16K vs 29). Da Echo's advantage is in-app purchases (none vs 12) and review sentiment (40% vs 20%). On price, update cadence, ads 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. NebulaBuds sells 10 one-off in-app purchases. Da Echo asks for nothing beyond the download.
NebulaBuds holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: NebulaBuds has 16K ratings behind it against 29, so its average is the more settled of the two. Written reviews complicate that: 40% of Da Echo's written reviews are positive against 20% of NebulaBuds's, so the app with the better star average is not the one people write more warmly about.
Da Echo ships an update weekly, NebulaBuds fortnightly. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.
| Parameter | Da Echo | NebulaBuds |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (29 ratings) | 4.4 (16K ratings) — better |
| Positive reviews | 40.0% of reviews — better | 20.1% of reviews |
| Number of ratings | 29 | 16K — better |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13 — better | 14.0 |
| Further details — not scored | ||
| Size | 424 MB | 164 MB |
| Age rating | 4+ | 17+ |
| Developer | MO YOUNG LIMITED | Shanghai PalmZen Wireless Technology Co.,Ltd |
Customer experience
Da Echo
NebulaBuds
Bugs and requests
Da Echo
Not enough reviews yet to summarise bugs or requests.
NebulaBuds
Reported bugs
3 issues- App crashes or freezes
- Earbuds fail to connect
- Translation feature not working as advertised
Requested features
3 requests- Add more language support
- Improve live translation capabilities
- Streamline app setup and connectivity
In-app purchases
Da Echo
No in-app purchases
NebulaBuds
- 300-minute recording package2 variants$14.99
- 3个月vip$14.99
- 3 Month VIP$19.99
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- 3-Month VIP$24.99
- 720-minute recording package2 variants$29.99
- 1年vip$29.99
- 1 Year VIP$39.99
- 1-Year VIP$59.99
- 1800-minute recording package$59.99
- 1800-minutes recording package$59.99
