Comparison

HeyFree vs SimulLink

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

Head to head

旅行、学习、商务出行必备翻译工具

About

HeyFree

Features

Read full description

HeyFree Translation Assistant Break language barriers with AI-powered real-time voice translation. Supporting Chinese, English, and multiple other languages, HeyFree works seamlessly with your Bluetooth earphones to deliver smooth and natural conversations. Whether you’re traveling, studying abroad, or negotiating in business, HeyFree makes cross-language communication effortless and efficient.

About

SimulLink

Features

Read full description

Suisheng Translation is a comprehensive management tool designed specifically for Bluetooth earphones. It not only helps you optimize earphone performance, provide battery monitoring and sound adjustment, but also has a powerful real-time translation function built-in, breaking down language barriers and enhancing the diverse experience of calling and listening to music. Whether it's adjusting sound quality, checking battery status, or translating foreign language content, our+App+can make your Bluetooth earphones more intelligent to use.

Screenshots

HeyFree4 screens

SimulLink4 screens

Verdict

The call

The clearest difference is update cadence: HeyFree at every 4 days against SimulLink's every 4 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

HeyFree ships an update every 4 days, SimulLink every 4 months. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

Scorecard1 real difference · 5 level

HeyFree versus SimulLink: the parameters behind the verdict, then further details
Parameter	HeyFree	SimulLink
Price	Free	Free
Update frequency	Every 4 days — better	Every 4 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	14.0	13.0 — better
Further details — not scored
Size	37 MB	367 MB
Age rating	4+	4+
Developer	Shenzhen Baoli Technology Co.,Ltd	Shenzhen Sensei Technology Co.

In-app purchases

None

HeyFree

No in-app purchases

None

SimulLink

No in-app purchases

Questions

Is HeyFree free?

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

Is SimulLink free?

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

Do HeyFree or SimulLink have ads?

Neither HeyFree nor SimulLink shows ads.

Which is updated more often, HeyFree or SimulLink?

HeyFree ships an update every 4 days, and SimulLink every 4 months. Most recently, HeyFree was updated on June 1, 2026 and SimulLink on September 10, 2026.