# heylink vs NebulaBuds

The clearest difference is in-app purchases: heylink at none against NebulaBuds's 12. NebulaBuds's advantage is ratings volume (15K vs 969). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. NebulaBuds sells 10 one-off in-app purchases. heylink asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for heylink against 4.4 for NebulaBuds. That said, the two scores are not equally well evidenced: NebulaBuds has 15K ratings behind it against 969, so its average is the more settled of the two. Written reviews are what separate them: 27% of heylink's written reviews are positive against 20% of NebulaBuds's.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | heylink | NebulaBuds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (969 ratings)](https://appshunter.io/ios/app/heylink/id1624876305/reviews) | [4.4 (15K ratings)](https://appshunter.io/ios/app/nebulabuds/id6480039371/reviews) |
| Number of ratings | 969 | **15K** |
| Positive reviews | **27.3% of reviews** | 19.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 58 MB | 164 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Dinghefeng Technology Co., Ltd.](https://appshunter.io/developer/1698935717) | [Shanghai PalmZen Wireless Technology Co.,Ltd](https://appshunter.io/developer/441512718) |

## What reviewers say

### heylink

[App page](https://appshunter.io/ios/app/heylink/id1624876305)

This sports health app connects with smart wearable devices to monitor your well-being. It offers a simple interface for data recording and device management, including notifications and personalized watch faces.

**Highlights:** Sports health tracking, Smart wearable device connection, Data recording, Message notifications, Disconnect alerts, Alarm settings, Weather information, Personalized watch dials

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Seamless audio transfer
- 🚀 Helpful and practical watch features

**What reviewers complain about**

- 🐛 Weather not working
- 🐛 Inaccurate parameters
- 🐛 Sign-up and registration issues
- 🐛 Watch not recognized by app
- 🐛 Glitchy watch face and software

**Reported bugs**

- Weather not working
- Watch not recognized by app
- Glitchy watch face and software
- Camera on watch not working
- Unable to set custom watch wallpaper

**Requested features**

- Option to switch between 12-hour and 24-hour time
- Option to switch between Celsius and Fahrenheit
- Ability to set custom watch wallpaper
- Improved weather integration and accuracy
- Smoother firmware updates and bug fixes


### NebulaBuds

[App page](https://appshunter.io/ios/app/nebulabuds/id6480039371)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 300-minute recording package | $14.99 | one-time |
| 3个月vip | $14.99 | one-time |
| 3 Month VIP | $19.99 | one-time |
| 3-Month VIP | $24.99 | one-time |
| 720-minute recording package | $29.99 | one-time |
| 1年vip | $29.99 | one-time |
| 1 Year VIP | $39.99 | one-time |
| 1-Year VIP | $59.99 | one-time |
| 1800-minute recording package | $59.99 | one-time |
| 1800-minutes recording package | $59.99 | one-time |

**What reviewers like**

- 👍 Good translation accuracy
- 🚀 Impressive AI features
- 💡 Versatile functionality

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔋 Poor battery life
- 👎 Unreliable app performance
- 💸 Expensive subscription
- 🤔 Confusing instructions

**Reported bugs**

- App crashes or freezes
- Earbuds fail to connect
- Translation feature not working as advertised

**Requested features**

- Add more language support
- Improve live translation capabilities
- Streamline app setup and connectivity


## Frequently asked questions

### Is heylink free?

heylink is free to download, with no in-app purchases.

### Is NebulaBuds free?

NebulaBuds is free to download, with in-app purchases available.

### Which has better reviews, heylink or NebulaBuds?

heylink and NebulaBuds are both rated 4.4 out of 5 on the App Store, from 969 and 15K ratings respectively.

### Do heylink or NebulaBuds have ads?

Neither heylink nor NebulaBuds shows ads.

### Which is updated more often, heylink or NebulaBuds?

heylink ships an update every 2 weeks, and NebulaBuds every 2 weeks. Most recently, heylink was updated on September 24, 2026 and NebulaBuds on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*