Comparison

그린메시지 vs CAMMP

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

Head to head

★ 5.03 ratingsView app →

About

그린메시지

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[꼭 필요한 정보만 받아볼 수 있는 클린메시지 앱, 그린메시지!] 그린메시지는 등록된 기업만이 보내는 정보를 안심하고 받아볼 수 있는 수신전용 클린메시지앱 입니다. 사용자 분들은 스팸 걱정 없이 원하는 정보 를 쉽게 받아보실 수 있습니다. - 하나의앱으로모든정보를받아보실수있습니다. - 스팸 걱정 없이 등록된 기업으로부터 정보를 받으실 수 있습니다. - 유용한 정보를 SNS를 통해서 공유하실 수 있습니다.

About

CAMMP

This app allows conference attendees to personalize their event experience. Users can build custom schedules, explore attendee and sponsor directories, and engage with a live feed. It enhances networking and information access during events.

Highlights

Custom conference schedule creation
Attendee directory browsing
Sponsor directory browsing
Live conference feed
Search functionality

Features

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CAMMP conference attendees can create their custom conference schedule, browse and search directories of both attendees and sponsors, view a live conference feed, and more.

Screenshots

그린메시지3 screens

CAMMP2 screens

Verdict

The call

The clearest difference is iOS requirement: 그린메시지 at 9.0 against CAMMP's 15.1. 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

그린메시지 ships an update every 3 months, CAMMP every 5 months. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

Scorecard1 real difference · 9 level

그린메시지 versus CAMMP: the parameters behind the verdict, then further details
Parameter	그린메시지	CAMMP
Price	Free	Free
Rating	—	5.0 (3 ratings) — better
Positive reviews	33.3% of reviews	—
Number of ratings	—	3 — better
Update frequency	Every 3 months — better	Every 5 months
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	9.0 — better	15.1
Further details — not scored
Size	3 MB	46 MB
Age rating	4+	17+
Developer	비즈플레이(주)	The Council of Alumni Marketing and Membership Professionals