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Slowly vs 21 Buttons

Professional comparison and analysis to help you choose the right software solution for your needs.

Slowly icon
Slowly
21 Buttons icon
21 Buttons

Slowly vs 21 Buttons: The Verdict

⚡ Summary:

Slowly: Slowly is a pen pal app that allows people to connect with others around the world for meaningful conversations. Users can write letters, share stories, and make international friendships through the app's private messaging system.

21 Buttons: 21 Buttons is a mobile app that allows users to shop looks and outfits from the closets of influencers and people with similar styles. It operates as a social commerce platform.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Slowly 21 Buttons
Sugggest Score — —
Category Social & Communications Social & Communications

Product Overview

Slowly
Slowly

Description: Slowly is a pen pal app that allows people to connect with others around the world for meaningful conversations. Users can write letters, share stories, and make international friendships through the app's private messaging system.

Type: software

21 Buttons
21 Buttons

Description: 21 Buttons is a mobile app that allows users to shop looks and outfits from the closets of influencers and people with similar styles. It operates as a social commerce platform.

Type: software

Key Features Comparison

Slowly
Slowly Features
  • Private messaging with other users
  • Ability to add friends and build a network of pen pals
  • Customizable stationery and stamps to personalize letters
  • Delayed delivery of messages to simulate the experience of traditional mail
  • Ability to attach photos, drawings, and other media to letters
  • Multilingual support for users from around the world
  • Ability to discover new pen pals based on interests and location
21 Buttons
21 Buttons Features
  • - Browse and shop curated looks and outfits from influencers and people with similar styles
  • - Like and save looks to your own digital closet
  • - Follow influencers and people with styles you like
  • - Share your own looks and outfits to earn money
  • - Seamless checkout and shipping process

Pros & Cons Analysis

Slowly
Slowly

Pros

  • Encourages meaningful and thoughtful communication
  • Promotes cultural exchange and understanding
  • Provides a unique and nostalgic experience compared to instant messaging
  • Fosters a sense of community and international connections
  • Offers a distraction-free and ad-free environment

Cons

  • Delayed message delivery can be frustrating for some users
  • Limited features in the free version may not be sufficient for some users
  • Potential language barriers for users not fluent in multiple languages
  • Reliance on the app's servers for message delivery and storage
21 Buttons
21 Buttons

Pros

  • - Great way to discover new styles and shop curated looks
  • - Makes online shopping more social and personalized
  • - Support smaller creators and micro-influencers
  • - Easy to use interface and setup

Cons

  • - Limited selection compared to large ecommerce sites
  • - Need to build a large following to earn significant income
  • - Potential quality control issues with items sold by individuals

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Learn More About Each Product

Slowly
Slowly
Reviews, pricing & alternatives →
21 Buttons
21 Buttons
Reviews, pricing & alternatives →

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