Comparison

NebulaBuds vs Whale Echo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

Whale Echo

This app uses AI to transcribe audio files and recordings into text, then intelligently summarizes the content. It supports multiple languages and allows for easy sharing of transcribed and summarized information to enhance daily work efficiency.

Highlights
  • Real-time audio file transfer and transcription
  • Live recording and summarization
  • Multi-language transcription support
  • One-click AI summarization
  • Easy sharing of summaries
Features
Read full description

Combined with the latest AI technology, it realizes efficient and accurate multilingual text transcription services, and intelligently summarizes the transcribed texts to improve daily work efficiency. Key Features 1. Quick audio file transfer: Audio files are uploaded to Whale Echo in real time and transcribed immediately 2. Real-time transcription: Real-time recording and summarizing of key information for the current scene to prevent information loss 3. Multi-language transcription: supports multiple languages and has wider applicability 4. AI summary: extract key information with one click, and easily obtain information 5. Recording: Record in real time with one click and automatically summarize 6. Share: share the summary text with all your apps [Terms of Use] This app is subject to Apple's Standard End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

NebulaBuds4 screens
Whale Echo4 screens

Verdict

The call

The clearest difference is rating: Whale Echo at 5.0 against NebulaBuds's 4.4. NebulaBuds's advantage is ratings volume (16K vs 1). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NebulaBuds sells 10 one-off in-app purchases and Whale Echo sells 7 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Whale Echo holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: NebulaBuds has 16K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

NebulaBuds ships an update every 2 weeks, Whale Echo weekly. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
NebulaBuds versus Whale Echo: the parameters behind the verdict, then further details
ParameterNebulaBudsWhale Echo
PriceFreeFree
Rating4.4 (16K ratings)5.0 (1 ratings) — better
Positive reviews25.3% of reviews—
Number of ratings16K — better1
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size168 MB239 MB
Age rating17+4+
DeveloperShanghai PalmZen Wireless Technology Co.,LtdWHALE TECH PTE. LTD.

Customer experience

NebulaBuds

All ratings15,684 ratings
Positive85.5%
Neutral3.7%
Negative10.9%
Written reviews430 reviews
Positive25.3%
Neutral6.3%
Negative68.4%

Whale Echo

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

Whale Echo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

NebulaBuds

One-time10
  • 300-minute recording package$14.99
  • 3个月vip$14.99
  • 3 Month VIP$19.99
Show 7 more
  • 3-Month VIP$24.99
  • 720-minute recording package$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
7 purchases

Whale Echo

Subscriptions4
  • Whale Echo VIP - Monthly$9.991 Month
  • Whale Echo SVIP - Monthly$19.991 Month
  • Whale Echo VIP - Yearly$79.991 Year
Show 1 more
  • Whale Echo SVIP - Yearly$199.991 Year
One-time3
  • Whale Echo 1000 Points Top-up$7.99
  • WhaleEcho 2000 Points Recharge Pack$14.99
  • Whale Echo 5000 Points Top-up$34.99

Questions

Is NebulaBuds free?
NebulaBuds is free to download, with in-app purchases available.
Is Whale Echo free?
Whale Echo is free to download, with in-app purchases available.
Which has better reviews, NebulaBuds or Whale Echo?
Whale Echo is rated higher. NebulaBuds averages 4.4 out of 5 from 16K ratings, while Whale Echo averages 5.0 from 1 ratings.
Do NebulaBuds or Whale Echo have ads?
Neither NebulaBuds nor Whale Echo shows ads.
Which is updated more often, NebulaBuds or Whale Echo?
NebulaBuds ships an update every 2 weeks, and Whale Echo weekly. Most recently, NebulaBuds was updated on November 5, 2026 and Whale Echo on October 30, 2026.

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