Comparison

Frisbee Messenger vs O2O Renewables

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

Head to head
About

Frisbee Messenger

This secure messenger facilitates internal communication for organizations. It allows employees and partners to create social spaces, exchange messages, files, and documents, and manage user accounts and access.

Highlights
  • Invitation-only access
  • Create social spaces and groups
  • Exchange messages, files, and documents
  • Assign user roles and manage accounts
  • Information channels for announcements
  • Audio conferences
Read full description

Frisbee is a closed-loop corporate communications platform designed specifically for businesses and government agencies with rigorous requirements for information security and data sovereignty. To request temporary access and explore the messenger's features, please email info@frisbee.chat. Developed for large entities, Frisbee is restricted to employee and partner use and requires an invitation from authorized company staff to gain access. Frisbee offers a unified, all-inclusive platform, delivered as a single licensed software product, providing a comprehensive working environment that includes: Corporate messenger: create spaces with chats, as well as information channels, send text and voice messages, make calls and share files in different formats. Built-in video conferencing: connect 250+ participants and host webinars. Back office (admin panel): manage user accounts, assign roles and control access to sensitive corporate information, ensuring compliance with established company rules. Integrated AI assistant: automate tasks and workflows across your chats and video conferences. Built-in calendar: sync events with external calendars. In-house video hosting: store and share corporate videos within the closed-loop FrisbeeTube portal. In-house task manager: create and assign tasks, and track their status directly within the messenger using the FrisbeeFlow manager. Who developed Frisbee? Frisbee was developed by Klaud Atlas LLC. Specializing in developing comprehensive IT solutions for government agencies and businesses. Website: https://frisbee.chat/

About

O2O Renewables

Features
Read full description

Mattermost is workplace messaging from behind your firewall. - Discuss topics in private groups, one-to-one or team-wide - Find what you're looking for with full text search, filters and #hashtags - Easily share images, video, audio and files - Personalize your experience with custom colors, formatting and fonts - Connect in-house systems with webhooks and Slack-compatible integrations To use this app, you need a "Server URL" from a Mattermost server. To host your own server go to https://about.mattermost.com/download Find the Terms of Service for this app here: http://www.mattermost.com/terms/ This is a reference implementation of an open source Mattermost app available at: https://github.com/mattermost/mattermost-mobile

Screenshots

Frisbee Messenger4 screens
O2O Renewables2 screens

Verdict

The call

The clearest difference is update cadence: Frisbee Messenger at monthly against O2O Renewables's every 4 months. Frisbee Messenger also leads on iOS requirement (14.0 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

Frisbee Messenger ships an update monthly, O2O Renewables every 4 months. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 8 level
Frisbee Messenger versus O2O Renewables: the parameters behind the verdict, then further details
ParameterFrisbee MessengerO2O Renewables
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews87.5% of reviews—
Number of ratings3 — better—
Update frequencyMonthly — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better16.0
Further details — not scored
Size123 MB82 MB
Age rating4+4+
DeveloperKLAUD ATLAS, OOOEcopower Academy Northern Europe AB

In-app purchases

None

Frisbee Messenger

No in-app purchases

None

O2O Renewables

No in-app purchases

Questions

Is Frisbee Messenger free?
Frisbee Messenger is free to download, with no in-app purchases.
Is O2O Renewables free?
O2O Renewables is free to download, with no in-app purchases.
Do Frisbee Messenger or O2O Renewables have ads?
Neither Frisbee Messenger nor O2O Renewables shows ads.
Which is updated more often, Frisbee Messenger or O2O Renewables?
Frisbee Messenger ships an update monthly, and O2O Renewables every 4 months. Most recently, Frisbee Messenger was updated on October 12, 2026 and O2O Renewables on October 5, 2026.

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