Reef2Reef vs Forum, a Facebook app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Reef2Reef
Connect with a global community of saltwater and reef aquarium enthusiasts. Share tank progress, ask questions, and exchange expert advice. Discover resources for all levels of reefkeeping, including a marketplace and product reviews.
- Share tank photos
- Ask detailed questions
- Swap expert advice
- In-depth build threads
- Marketplace for corals, fish, and gear
- Product reviews
- Giveaways
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Reef2Reef is the largest online community for saltwater and reef aquarium hobbyists, connecting thousands of reef keepers worldwide. Share tank photos, ask detailed questions, and swap expert advice on everything from nano tanks to advanced SPS systems. With in-depth build threads, a trusted marketplace for corals, fish, and gear, detailed product reviews, and regular giveaways, Reef2Reef offers valuable resources for beginners and seasoned reefers alike. We developed this app to give you all the perks of using a mobile platform—fast access to your favorite forums, real-time alerts, private messaging, and easy photo sharing—all tailored for reef aquarium lovers. Join today to learn, trade, and grow within the most supportive reefkeeping community online.
Forum, a Facebook app
This app offers a dedicated space for engaging in deeper discussions within your Facebook groups. It focuses on shared interests and real conversations, allowing you to ask questions and get answers from people with relevant experience. Group admins also receive AI assistance for moderation.
- Dedicated group discussion space
- Sign in with Facebook account
- Post with a nickname option
- Group feed based on conversations
- Ask and get answers from real people
- AI assistant for group admins
- Connect around shared interests
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Facebook is great for keeping up with friends, watching videos, and staying connected. Forum is where you go deeper in groups. It's a space designed for real discussions, shared interests, and the people who’ve been there. Dedicated space for your groups Sign in with your Facebook account and your groups, profile and activity carry over. You have the option to post with a nickname. Your groups still exist on Facebook and anything you share on Forum will be visible in your groups on Facebook. This is just a space built around them. Stay in the loop on conversations you care about Your feed is built around conversations from groups. See what real people are saying, not just what’s trending, and easily jump back in where you left off. Ask and get answers from real people Looking for opinions, advice or recommendations? Ask pulls together responses from across groups, so you can get answers right away from people who've been there and join the conversation. Built for the people who run groups Admins still have access to all their tools on Facebook, and now they also have an admin AI assistant on Forum to help manage their groups, moderate content, and keep their communities healthy — all while maintaining control. Dive into topics that interest you Forum brings people together around the things they care about, from niche hobbies to local recommendations to support groups. Share your take, join the conversation and connect with your communities. Some features may not be available in your country or region.
Screenshots
Verdict
Reef2Reef and Forum, a Facebook app both sit at 4.7 stars, but that hides the real split: 94% of Reef2Reef's written reviews are positive against 54% of Forum, a Facebook app's. Reef2Reef also leads on ads (none vs shown) and monetization model (free vs ad-supported). Forum, a Facebook app's advantage is ratings volume (10K vs 43) and chart position (#14 vs unranked). On price, rating, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.7 for Reef2Reef against 4.7 for Forum, a Facebook app. That said, the two scores are not equally well evidenced: Forum, a Facebook app has 10K ratings behind it against 43, so its average is the more settled of the two. Written reviews are what separate them: 94% of Reef2Reef's written reviews are positive against 54% of Forum, a Facebook app's.
Reef2Reef ships an update fortnightly, Forum, a Facebook app weekly. The most recent releases landed on October 22, 2026 and October 31, 2026 respectively.
| Parameter | Reef2Reef | Forum, a Facebook app |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (43 ratings) | 4.7 (10K ratings) — better |
| Positive reviews | 93.5% of reviews — better | 53.8% of reviews |
| Number of ratings | 43 | 10K — better |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Best chart rank | — | #14 — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 34 MB | 115 MB |
| Age rating | 4+ | 12+ |
| Developer | Forumly LLC | Meta Platforms, Inc. |
Customer experience
Reef2Reef
Forum, a Facebook app
Bugs and requests
Reef2Reef
Reported bugs
1 issue- Occasional crashes or freezes
Requested features
2 requests- Dark mode option
- Improved navigation and browsing experience
Forum, a Facebook app
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Reef2Reef
No in-app purchases
Forum, a Facebook app
No in-app purchases
Questions
Is Reef2Reef free?
Is Forum, a Facebook app free?
Which has better reviews, Reef2Reef or Forum, a Facebook app?
Do Reef2Reef or Forum, a Facebook app have ads?
Which is updated more often, Reef2Reef or Forum, a Facebook app?
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