Nextcloud Talk vs Conclave by ACM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nextcloud Talk
Communicate privately with secure audio/video calls, web conferences, and chat. This app offers end-to-end encryption and is mediated by your own server for maximum privacy. It supports HD calls, screen sharing, and push notifications.
- HD audio/video calls
- Group and one-on-one calls
- Webinars & public web meetings
- Individual and group chat
- Easy screen sharing
- Mobile push notifications
- End-to-end encrypted calls
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Use Nextcloud Talk to have one-on-one or group audio or video calls, create or join web conferences and send chat messages. All communication is fully encrypted and mediated by your own server, providing the highest degree of privacy possible. Nextcloud Talk is easy to use and will always be completely free! Nextcloud Talk supports: * HD (H.264) audio/video calls * Group and one-on-one calls * Webinars & public web meetings * Individual and group chat * Easy screen sharing * Mobile call & chat push notifications * Integration in Nextcloud Files and Nextcloud Groupware * Fully on-premise, 100% open source * End-to-end Encrypted calls * Scaling to millions of users * SIP gate: dial in by phone The Nextcloud Talk app requires a Nextcloud Talk server to function. Nextcloud is a private, self-hosted file sync and communication platform, designed to put you back in control over your data. It runs on a server of your choice, be it at home, at a service provider or in your enterprise, and gives you access to your documents, calendars, contacts, email and other data. You can share with others even across different Nextcloud servers and work together on documents. Nextcloud is fully open source, giving you the option to extend them for your own use, participate in their development or simply verify they do what we promise. Millions of users use Nextcloud daily at businesses and homes around the world. Business users rely on the professional support of Nextcloud GmbH, making sure they have a fully supported, enterprise-ready platform for productivity and collaboration, fully under control of their IT department.
Conclave by ACM
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Conclave is ACM-VIT’s fully in-house video conferencing platform, designed, built and maintained by us to support communication needs. It is a production-ready system that mirrors the functionality of mainstream conferencing tools while offering the freedom, ownership and flexibility that come with building infrastructure from scratch. At its core, Conclave enables seamless real-time audio and video communication. The platform is designed to support everything from quick one-on-one discussions to large group meetings, without requiring users to install external applications. By owning the entire stack, ACM-VIT gains complete control over user experience, feature evolution and platform reliability. Conclave offers multiple frictionless ways to join a meeting: i. Sign in with Google ii. Sign in with Apple iii. Join as a guest, without authentication This ensures accessibility for both ACM members and external participants such as speakers, judges, or collaborators, while still supporting secure, authenticated sessions when required. □ Meeting Capabilities Users can: i. Start a new meeting instantly ii. Join an existing meeting using a meeting code or link iii. Lock a meeting, preventing new participants from entering once the session begins iv. Hosts retain control over the flow of the meeting, enabling moderated discussions during interviews, internal reviews, or sensitive conversations. □ Core Features Conclave is built to match the expectations set by widely used platforms like Google Meet. Its feature set includes: i. High-quality audio and video streaming ii. In-meeting chat, enabling parallel discussion and link sharing iii. Text-to-Speech (TTS) support for enhanced accessibility iv. Participant management and host controls In short, Conclave supports all essential features expected from a modern video conferencing solution, while remaining tailored to student-led use cases. Conclave represents a natural evolution of ACM-VIT as a technical community, one that not only discusses technology daily, but also builds the tools that power those discussions. As an in-house video conferencing platform with feature parity to industry-standard tools, Conclave stands as a testament to student-led innovation, ownership, and engineering maturity.
Screenshots
Verdict
Nextcloud Talk and Conclave by ACM are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on October 18, 2026.
| Parameter | Nextcloud Talk | Conclave by ACM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (418 ratings) — better | — |
| Positive reviews | 55.7% of reviews | — |
| Number of ratings | 418 — better | — |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 122 MB | 55 MB |
| Age rating | 4+ | 9+ |
| Developer | Nextcloud GmbH | Manav Muthanna |
In-app purchases
Nextcloud Talk
No in-app purchases
Conclave by ACM
No in-app purchases
Questions
Is Nextcloud Talk free?
Is Conclave by ACM free?
Do Nextcloud Talk or Conclave by ACM have ads?
Which is updated more often, Nextcloud Talk or Conclave by ACM?
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