Best Slack Apps

247+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated October 2026

The best slack apps on iPhone average 4.6★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Slack Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SlackSlackFree4.1★ (54K)NoNoOct 2026
2Claude by AnthropicClaude by AnthropicFree4.7★ (284K)NoYesOct 2026
3InstagramInstagramFree4.7★ (30M)YesYesOct 2026
4LinkedIn: Community & NetworkLinkedIn: Community & NetworkFree4.8★ (645K)YesYesOct 2026
5Gmail - Email by GoogleGmail - Email by GoogleFree4.7★ (2.4M)YesYesOct 2026
6Slack for EMMSlack for EMMFree4.2★ (403)NoNoOct 2026
7Slack for IntuneSlack for IntuneFree2.9★ (623)NoNoOct 2026
8Uber - Rides, Eats, HotelsUber - Rides, Eats, HotelsFree4.9★ (17M)NoNoOct 2026

Top Picks for Slack

Slack#1

Slack by Slack Technologies, Inc.

Business Communication
Editor's Choice
💼 Business
4.1😊(54K ratings)
Free
#19in Business
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This app streamlines business communication by bringing together coworkers, customers, and contractors in a secure, unified workspace. It offers AI-powered search and summarization, automation tools, and integrations with over 2,600 apps to reduce busywork and improve collaboration.

What We Love

  • 🚀 Excellent communication tool
  • 👍 Intuitive interface
  • 🔒 Secure and reliable
  • 💡 Helpful integrations and features
  • 🚀 Seamless mobile experience

Room to Improve

  • 🐛 Inconsistent notifications
  • 🔍 Cluttered and confusing UI
  • 🔋 High battery consumption
  • 🔍 Difficult to manage multiple workspaces
  • 🐛 Bugs and glitches
Claude by Anthropic#2

Claude by Anthropic by Anthropic PBC

AI assistant for life and work
Strong Contender
📊 Productivity
4.7😊(284K ratings)
FreeIn-App Purchases
#2in Productivity
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This AI assistant helps you write, research, code, and solve complex problems. It can analyze documents, code, and images, and even respond to voice commands. Expand your capabilities and tackle new projects with this intelligent thinking partner.

What We Love

  • 🚀 Powerful and versatile AI assistant
  • 👍 Intuitive and easy to use interface
  • 💡 Innovative features like 'Projects'
  • 🤖 Intelligent and thoughtful responses
  • 📚 Comprehensive knowledge base
  • 🔍 Helpful for a wide range of tasks

Room to Improve

  • 🔒 Concerns about privacy and data usage
  • 🚫 Limitations on free usage and throttling
  • 🐛 Occasional bugs and crashes
  • 🙅‍♀️ Overly restrictive content policies
  • 🤖 Lack of true conversational abilities
Instagram#3

Instagram by Instagram, Inc.

Videos, creators & friends
Worth Considering
📷 Photo & Video
4.7😐(30M ratings)
FreeAdsIn-App Purchases
#2in Photo & Video
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Connect with friends and discover new content through photos, videos, and short-form entertainment. Share your daily moments and life's highlights, or dive into personalized feeds based on your interests.

What We Love

  • 💕 Excellent way to connect with friends and family
  • 🌍 Ability to discover new content and accounts
  • 🎨 Great platform for artists and creators to showcase their work
  • 🤝 Helps small businesses promote their products

Room to Improve

  • 🐛 Frequent bugs and glitches
  • 🤖 Overly aggressive AI moderation leading to unfair account suspensions
  • 🔒 Poor customer support and lack of transparency around account issues
  • 📊 Declining organic reach and push towards paid advertising
  • 🔀 Confusing layout changes that make the app less user-friendly

More Slack apps to explore

FAQ about Slack

What are the best slack apps for iPhone?
Slack tops our slack apps ranking as of October 2026, with a 4.1-star average from 54K App Store ratings, and it's free to download.
Yes — 20 of the top slack apps we rank are free to download, including Slack and Claude by Anthropic.
Slack has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ slack apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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