Comparison

Hello CG vs KCMA

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

Head to head

Kechuang instrument

About

Hello CG

Read full description

"Hello CG” is an Internet Telephony based Soft Phone that enables you to receive and make calls on your smartphone. Connection is made to the dedicated central hosted Switching system. The App enables VoIP calls over 4G and WiFi networks and supports different types of codecs. Note: you need to have an account from your VoIP provider in order to use this software. This is a supplier specific application and not a generic VoIP service. More information can be found on the provider’s website.

About

KCMA

Features

Read full description

It is used to operate Kechuang instruments to realize non-contact viewing and operation of instruments. The source of operation of the upper computer of the instrument is expanded, and the popularity is improved.

Screenshots

Hello CG4 screens

KCMA4 screens

Verdict

The call

The clearest difference is update cadence: KCMA at every 3 weeks against Hello CG's every 24 months. KCMA also leads on iOS requirement (12.4 vs 16.0). 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

Hello CG ships an update every 24 months, KCMA every 3 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 4 level

Hello CG versus KCMA: the parameters behind the verdict, then further details
Parameter	Hello CG	KCMA
Price	Free	Free
Update frequency	Every 24 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone	iPhone, iPod — better
Requires iOS	16.0	12.4 — better
Further details — not scored
Size	115 MB	19 MB
Age rating	17+	4+
Developer	Common Ground Works Sdn Bhd	Chengdu KeChuang Institute of Science and Culture

In-app purchases

None

Hello CG

No in-app purchases

None

KCMA

No in-app purchases

Questions

Is Hello CG free?

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

Is KCMA free?

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

Do Hello CG or KCMA have ads?

Neither Hello CG nor KCMA shows ads.

Which is updated more often, Hello CG or KCMA?

Hello CG ships an update every 24 months, and KCMA every 3 weeks. Most recently, Hello CG was updated on October 26, 2026 and KCMA on October 27, 2026.