NebulaBuds vs VTrans
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
VTrans
This app transforms Bluetooth earphones and sticks into a real-time translation device. It supports over 100 languages for various scenarios like travel, business, and study abroad, offering both touch and automatic recognition modes.
- Bluetooth earphone translation
- Real-time voice translation
- Over 100 languages supported
- Speech recognition and synthesis
- Touch and automatic recognition modes
- AI-powered translation
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The VTrans app can turn your Bluetooth earphones and Bluetooth sticks into a translation machine with just one click, which can be used for real-time translation of overseas travel voice, overseas shopping conversations, overseas online voice friendship, study abroad life conversations, overseas work communication, cross-border business cooperation, diplomatic conversations, and more scenarios. AI translation We support multi-mode translation such as headphone touch and automatic recognition. Touch mode, can click or double-click on the headphones to speak, real-time translation; Free speaking mode, capable of automatic language recognition and real-time translation. Multilingual: We provide speech recognition, text translation, and speech synthesis services in over 100 languages, covering the majority of the global population.
Screenshots
Verdict
The clearest difference is rating: NebulaBuds at 4.4 against VTrans's 2.2. NebulaBuds also leads on ratings volume (15K vs 37) and update cadence (every 2 weeks vs every 5 weeks). On price, ads, in-app purchases and monetization model 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 and VTrans sells 19 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
NebulaBuds holds the better App Store score, 4.4 against 2.2. That said, the two scores are not equally well evidenced: NebulaBuds has 15K ratings behind it against 37, so its average is the more settled of the two. Written reviews point the same way: 20% of NebulaBuds's written reviews are positive against 8% of VTrans's.
NebulaBuds ships an update every 2 weeks, VTrans every 5 weeks. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.
| Parameter | NebulaBuds | VTrans |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (15K ratings) — better | 2.2 (37 ratings) |
| Positive reviews | 19.6% of reviews — better | 8.3% of reviews |
| Number of ratings | 15K — better | 37 |
| Update frequency | Every 2 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 164 MB | 196 MB |
| Age rating | 17+ | 4+ |
| Developer | Shanghai PalmZen Wireless Technology Co.,Ltd | Shenzhen Beibo Intelligent Technology Co., Ltd. |
Customer experience
NebulaBuds
VTrans
User reviews
NebulaBuds
From 15K App Store ratingsWhat we love
- 👍 Good translation accuracy
- 🚀 Impressive AI features
- 💡 Versatile functionality
Room to improve
- 🐛 Connectivity issues
- 🔋 Poor battery life
- 👎 Unreliable app performance
- 💸 Expensive subscription
- 🤔 Confusing instructions
VTrans
From 37 App Store ratingsWhat we love
- 👍 Works as headphones
- 👍 Translates Russian
- 👍 Translates English and Spanish
- 👍 Good for music
Room to improve
- 😞 Slow translation speed
- 😞 Inaccurate translations
- 😞 Frequent pauses/stops
- 😞 Poor voice detection
- 😞 Unclear instructions
Bugs and 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
VTrans
Reported bugs
27 issues- Translation stops after 50 seconds
- Pauses during use
- Doesn't support continuous translation
- Voice detection and translation results are poor
- Slow Japanese speaking speed
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- Translation stops with 'correct usage' dialog
- Cannot translate back and forth between two languages
- Talks over user
- Gets translation wrong 60% of the time
- Cannot register for app membership
- Unsupported languages listed
- Offline translation not downloadable
- Low volume in speaker mode
- Cannot connect to app
- App rejects passwords
- Cannot translate two languages simultaneously
- Device not authorized error
- Translation takes too long
- Paid translations not included
- AI doesn't connect
- No Tagalog support
- Instructions unclear
- App not working correctly
- Disconnects frequently
- Paid membership doesn't provide promised features
- Subscription not visible in Apple subscriptions
- Translation delayed by over 40 seconds
Requested features
6 requests- Allow continuous translation
- Adjustable speaking speed
- Background translation mode
- Add Persian to conversation mode
- Improve translation accuracy
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- Add more languages (Vietnamese, Nepali, Tagalog)
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
VTrans
- 视频通话时长1分钟$0.99
- Offline package 7 days$0.99
- 蓝牙棒(7天)$0.99
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- 蓝牙耳机(7天)$0.99
- AI transfer for 120 minutes$3.99
- Offline package 1 year$5.99
- Video call duration 1 hour$6.99
- Offline translation for 2years$7.99
- Translation Stick (1 years)$11.99
- AI member for 1 month$12.90
- AI transfer for 600 minutes$12.99
- Translation Stick (2 years)$19.99
- Bluetooth earphones (1 years)$19.99
- Bluetooth earphones (2 years)$29.99
- Video call duration 1 month$49.99
- AI membership for 6 months$58.90
- Video call duration 10 hours$59.99
- AI member for 1 year$98.90
- AI membership permanent$169.00
