Comparison

POSONE vs Meissa Platform Mobile

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

Head to head

Meissa Platform Mobile

Free

💼 Business

No ratingsView app →

About

POSONE

This app serves as a community tool for all personnel involved in POSCO E&C construction projects. It facilitates the sharing of construction progress and information among internal and external stakeholders.

Highlights

Project progress sharing
Information exchange
Construction site communication
Internal and external stakeholder collaboration
Community building for project teams

Features

Read full description

POSONE(포스원)은 기존 Project Portal(프로젝트 포탈)에서 변경된 이름으로 포스코이앤씨 공사 프로젝트에 참여하는 대내외 모든 인원이 하나되어 공사 진행 상태와 정보를 함께 공유하기 위한 커뮤니티 툴입니다.

About

Meissa Platform Mobile

Features

Read full description

Make Your Job Site Smarter with the Meissa Mobile App! Easily monitor and manage on-site activities anytime, anywhere. • View your current location and site orthophotos • Create map tools, and quickly access drawings and cadastral maps • Upload photos and videos taken on-site, and organize by trade • Register issues and share updates instantly with notifications • Easily manage workers using Meissa Guard — [App Permissions Guide] ※ These permissions are optional. You can use the app without granting them, but some features may be limited. • Location: For location-based functionality • Camera: To attach photos to site issues • Photos/Files: To upload saved images or documents — [Developer Contact] 70, Bongeunsa-ro 18-gil, Gangnam-gu, Seoul / info@meissa.ai +82-2-883-2140 [Website] https://www.meissa.ai/

Screenshots

POSONE4 screens

Meissa Platform Mobile4 screens

Verdict

The call

The clearest difference is update cadence: Meissa Platform Mobile at every 2 weeks against POSONE's every 2 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

POSONE ships an update every 2 months, Meissa Platform Mobile every 2 weeks. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

Scorecard1 real difference · 7 level

POSONE versus Meissa Platform Mobile: the parameters behind the verdict, then further details
Parameter	POSONE	Meissa Platform Mobile
Price	Free	Free
Positive reviews	100.0% of reviews	—
Update frequency	Every 2 months	Every 2 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	11.0 — better	12.0
Further details — not scored
Size	19 MB	68 MB
Age rating	4+	4+
Developer	POSCO Eco & Challenge Co., Ltd.	Meissa Inc.

In-app purchases

None

POSONE

No in-app purchases

None

Meissa Platform Mobile

No in-app purchases

Questions

Is POSONE free?

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

Is Meissa Platform Mobile free?

Meissa Platform Mobile is free to download, with no in-app purchases.

Do POSONE or Meissa Platform Mobile have ads?

Neither POSONE nor Meissa Platform Mobile shows ads.

Which is updated more often, POSONE or Meissa Platform Mobile?

POSONE ships an update every 2 months, and Meissa Platform Mobile every 2 weeks. Most recently, POSONE was updated on September 10, 2026 and Meissa Platform Mobile on September 8, 2026.