Glossary is the #338 ranked communication app on Slack, with a free plan available, as of Jul 28, 2026.
AppRanks data: Glossary ranks #338 in Communication on Slack Marketplace, placing it in the top 57% of that category.
AppRanks verdict
Generated from live marketplace data — refreshed daily
Glossary is a newly-listed Slack app with a limited review volume. It is listed in the Communication category on Slack Marketplace, which AppRanks treats as the canonical taxonomy node for ranking and competitor comparison. no published reviews yet means feature claims are unverified by the wider merchant base. Without a published review base, the only fit-signal available is the developer's own documentation plus the marketplace's listing-quality audit (linked below). The free tier lets you trial the entry feature set without committing a payment method. AppRanks tracks rating, review count, pricing tier, and category position daily — the figures on this page reflect the most recent scrape from the canonical Slack Marketplace listing.
Pros
- +Free tier available — no card required to evaluate
Cons
- −No public reviews yet — fit and reliability are unverified
Looking to switch from Glossary?
See Glossary's alternatives ranked by audit score, rating, and review velocity.
About Glossary
How Glossary works
Glossary helps your team communicate more efficiently by automatically expanding acronyms. Simply define an acronym and Glossary will expand it for you to improve communication and save time. With Glossary in your Slack, don't wait up on colleagues to explain acronyms. Just check the thread. Glossary has got your back! Add a new glossary term using /glossary-add command. Use the /glossary-show command to view all glossary terms. Use the /glossary-explain [term] command to ask Glossary to explain a term privately (only visible to you). Send a "@Glossary [term]" message to ask for a meaning or add me to the conversation. Use the /glossary-toggle command to toggle auto replies for glossary terms. Ask for help using /glossary-help command.
Screenshots
Category rankings
As of Aug 3, 2026- Communication#338of 601Top 57%
- Productivity#590of 600Top 99%
See 90-day rank history for each category
Track daily rank changes, category shifts, and position volatility.
Competitors & alternatives
Glossary doesn't have curated competitor matchups yet. Other tracked communication apps on Slack:
Where Glossary stands in the Communication category
Glossary ranks #338 of 601 apps in the Communication category, placing it in the top 57% of the listing.
Frequently asked questions
What is Glossary?
Glossary is an app for Slack. It is published on Slack Marketplace and tracked by AppRanks, and AppRanks has been tracking its public marketplace data on the refresh cadence published in our methodology. It is listed under the Communication category on AppRanks, where you can see its current category position, review-velocity trend, and how it compares against the top alternatives in the same space.
Is Glossary free?
Glossary does not offer a permanent free plan on Slack. Pricing starts at Free and paid plans available. Trial availability and exact billing terms are mirrored from the live Slack listing and may change between refresh cycles, so always confirm the headline price on the source marketplace before installing.
Who uses Glossary?
Glossary is actively installed across Slack stores tracked by AppRanks. Its review base is still building, which usually maps to early-stage merchants and stores piloting a new workflow. It is part of the Communication category on Slack.
Where does Glossary rank on Slack?
Glossary currently sits at position #338 in the Communication category on Slack. That places it in the top 56% of 601 apps tracked in the same category. Category positions are read from the live marketplace ranking and refresh on each scrape, so the number you see here reflects the most recent crawl rather than a long-running average.