Top 15 Most Profitable Buy And Sell Apps Of 2025

In recent years, the way people buy and sell everyday items has undergone a massive shift. What once required physical visits to thrift stores, weekend garage sales, or classified ads in newspapers has now moved entirely to our mobile screens. With just a smartphone and a few taps, anyone can list an item for sale or find a great deal nearby.

 

This growing trend has been powered by a surge in buy and sell mobile apps, which make it easier than ever to connect with local buyers and sellers. These platforms are not only user-friendly but also foster a sense of community, encourage sustainable living, and open new opportunities for earning money from unused or second-hand goods.

 

In this post, we’ve put together a curated list of the 15 best buy and sell apps that have gained popularity in 2025. Whether you’re cleaning out your home, starting a resale side hustle, or just looking to snag a great bargain, these buy sell apps offer reliable, safe, and efficient ways to engage in person-to-person commerce.

 

If you're exploring the idea of using or even building a buy and sell app, this list will give you insight into what makes these platforms stand out, and why millions of users trust these sites.

 

Market Overview of Ecommerce Marketplace App

 

• The global e‑commerce market is projected to grow from USD 21.62 trillion in 2025 to over USD 75 trillion by 2034, with a CAGR of around 18%.

• Specifically, the marketplace apps segment, which includes platforms connecting buyers and sellers (covering retail, services, rentals, freelancing, etc.), was valued at approximately USD 93.07 billion in 2024, expected to reach USD 283.75 billion by 2033, growing at a 13–13.5% CAGR.

• Mobile e‑commerce app revenue reached USD 3.88 trillion in 2023, accounting for over 50% of total e‑commerce sales.

• In the US, mobile accounted for 7.6% of total retail and 53% of e‑commerce, while in the UK, mobile retail made up 16.8% of total sales.

• Top global e‑commerce apps include Amazon, eBay, Etsy, Shopee, Meesho, AliExpress, Flipkart, Tokopedia, and others, each dominating their regional verticals.

 

 

Top 15 Buy and Sell Mobile Apps in 2025

 

The surge of mobile-first platforms has made peer-to-peer commerce easier, faster, and more accessible than ever. Whether you're cleaning your home, looking for great second-hand products, or building a resale business, these buy and sell apps provide powerful tools for seamless transactions.

 

Here’s a detailed look at the top 15 buy and sell apps making waves in 2025:

 

1. Facebook Marketplace

 

 

Facebook Marketplace as a popular buying and selling app, has evolved into a powerful local commerce platform, seamlessly integrated within the Facebook app. What started as a casual buy/sell feature is now a full-fledged ecosystem where individuals can list items, join buying/selling groups, and communicate through Messenger.

 

Why it stands out:

• Zero download required for existing Facebook users

• Hyper-local reach for community-based sales

• No listing or transaction fees
   

Use Case: Great for local furniture, electronics, and vehicles.

 

2. eBay

 

 

Launched in 1995, eBay remains one of the most recognized names in online commerce as the best app for buying and selling things. It supports both auction and fixed-price listings and connects buyers and sellers worldwide across nearly every product category.

 

Why it stands out:

• Global marketplace access

• Powerful buyer protection programs

• Integrated shipping and tracking
   

Use Case: Ideal for collectibles, electronics, and rare items.

 

3. OfferUp

 

 

OfferUp focuses on local, in-person transactions. This local buy and sell app known for its simplicity, image-driven listings, and strong seller verification options. Following its merger with Letgo, the app saw a massive growth in user base across the U.S.

 

Why it stands out:

• Built-in messaging and rating system

• Safe Exchange Zones for meeting buyers

• Verified user profiles for trust-building
   

Use Case: Commonly used for household goods, appliances, and vehicles.

 

4. Letgo (Now part of OfferUp)

 

 

Before its merger, Letgo was one of the fastest-growing local buy and sell apps. It prioritized ease of use with automatic title suggestions, smart AI-powered listings, and geo-targeted visibility.

 

Why it stood out:

• Lightning-fast listing process

• AI enhancements for image and text suggestions

• Smart filters for better browsing
   

Use Case: Best for fast-moving, casual second-hand items.

 

5. Mercari

 

 

Unlike OfferUp, Mercari is focused on nationwide shipping, removing the hassle of local meetups. It’s a beginner-friendly app that guides users through the selling process and offers robust protection for both parties.

 

Why it stands out:

• Easy listing and pre-filled shipping labels

• Seller protection against fraud

• Works across the U.S. for greater exposure
   

Use Case: Clothing, electronics, toys, and home decor.

 

6. OLX

 

 

OLX is popular in developing markets such as India, Brazil, and South Africa. One of the popular ecommerce apps, provides a flexible, category-rich platform for users to list everything from electronics to job postings.

 

Why it stands out:

• Dominates in local emerging markets

• Accessible via mobile and web

• Integration with paid promotions for sellers
   

Use Case: Vehicles, mobile phones, services, and jobs.

 

7. Carousell

 

 

Originating in Singapore, Carousell is now a major resale app like Vinted, across Southeast Asia. It supports a wide range of categories and is especially popular among younger users for second-hand fashion and gadgets.

 

Why it stands out:

• Vibrant community and social engagement

• Rich product filters

• User ratings and chat integration
   

Use Case: Gadgets, pre-loved fashion, and books.

 

8. Shpock

 

 

Shpock (short for “Shop in your Pocket”) is a European marketplace app with a focus on design and local simplicity. It’s intuitive, clean, and perfect for users who want to sell things within their neighborhood.

 

Why it stands out:

• Minimalist UI and beautiful product displays

• Chat and negotiate directly

• Buyer protection options
   

Use Case: Fashion, accessories, and home goods in Europe.

 

9. Vinted

 

 

Vinted specializes in second-hand fashion and offers a unique proposition, no seller fees. The popular app for selling clothes is especially popular among environmentally-conscious users who want to resell quality clothing items.

 

Why it stands out:

• Free to sell, always

• Community of fashion lovers

• Environmentally friendly model
   

Use Case: Clothing, shoes, accessories, and kids’ items.

 

10. Poshmark

 

 

Poshmark combines the resale experience with social networking. Users can create "closets", follow others, like products, and join themed parties. It offers seamless shipping via USPS labels.

 

Why it stands out:

• Social media-style user experience

• Weekly virtual shopping parties

• Secure payment and shipping
   

Use Case: Fashion brands, luxury items, and accessories.

 

11. 5miles

 

 

5miles lets users buy and sell locally, but it also includes unique features like job listings and services. It’s part resale app, part local marketplace, part Craigslist alternative.

 

Why it stands out:

• Includes services and jobs

• Distance filter to shop nearby

• Offers reputation scores
   

Use Case: Electronics, services, and community listings.

 

12. Depop

 

 

Popular among Gen Z, Depop is a fashion ecommerce app that resembles Instagram. It emphasizes aesthetics and personal branding, encouraging users to build shops and become influencers.

 

Why it stands out:

• Highly visual interface

• User-driven fashion trends

• Global shipping
   

Use Case: Vintage, streetwear, custom fashion, and sneakers.

 

13. Chairish

 

 

If you’re into home décor or luxury furnishings, Chairish is a premium marketplace for pre-owned, high-end furniture. Every listing is curated, and sellers can opt for premium delivery services.

 

Why it stands out:

• Editorial curation

• Design-forward interface

• Optional concierge service
   

Use Case: Antique furniture, art, and decor.

 

14. Craigslist

 

 

Despite being one of the oldest players, Craigslist is still widely used for buying/selling, especially for services, gigs, and large items. Its no-frills design keeps it fast and simple.

 

Why it stands out:

• Completely free

• Broad category range

• Location-based filtering
   

Use Case: Everything from couches and cars to jobs and rentals.

 

15. VarageSale

 

 

This app combines garage sale culture with digital safety. It verifies every user and moderates communities, offering a secure and friendly environment.

 

Why it stands out:

• Verified users only

• Local communities with admins

• Safer alternative to anonymous platforms
   

Use Case: Baby gear, toys, furniture, and household items.

Also Read:- How Much Does Ecommerce App Development Cost?

 

Key Features of Popular Buy and Sell Apps

 

What separates a successful buy and sell app from the rest? It’s not just a clean interface or fast loading speed, though those are important. Today’s users expect a seamless, secure, and smart experience from the moment they list a product to the final payment. The best marketplace apps are those that bring together convenience, trust, and personalization all in one place.

 

Here’s a breakdown of the essential features that define top-performing ecommerce marketplace apps:

 

1. User-Friendly Listing Process

 

An intuitive and frictionless listing flow is critical. Leading apps allow users to:

• Snap or upload photos directly from their phone

• Auto-fill product titles and descriptions using AI

• Select categories and set prices in a few taps
   

2. Smart Search & Filtering

 

Modern apps go beyond basic search bars. They offer:

• Advanced filters (price range, location, category, condition)

• Predictive text suggestions

• AI-driven product recommendations
   

3. Built-in Messaging or Chat

 

Seamless communication is a must. Top apps include:

• In-app chat for negotiation and logistics

• Push notifications for message alerts

• Buyer/seller safety tips during interactions

 

4. Secure Payment Gateways

 

Transactions should be simple and protected. The best apps support:

• Multiple payment options (cards, wallets, PayPal, Apple Pay)

• Escrow-style protection (e.g., funds are released after item delivery)

• Instant payouts for sellers in some regions
   

5. Location-Based Listings

 

Geolocation is a core feature for local commerce apps. It enables:

• Local search results based on user proximity

• Option to meet up safely in person

• Geo-targeted promotions and ads
   

6. Ratings and Reviews

 

Trust is built with transparency. These features include:

• Star ratings for buyers and sellers

• Verified reviews after each transaction

• Report or block options for bad actors
   

7. Product Verification & Safety Features

 

To prevent counterfeit listings or scams, many apps integrate:

• ID verification for sellers

• AI tools for image and content moderation

• Admin moderation for flagged posts
   

8. Shipping & Delivery Integration

 

Apps like Mercari and Poshmark offer:

• Prepaid shipping labels

• Real-time tracking

• Optional pick-up/drop-off coordination

 

9. Social Integration & Sharing

 

Some apps turn users into micro-influencers. Social features include:

• Personalized storefronts or “closets” (like Poshmark or Depop)

• Ability to follow favorite sellers

• One-click sharing on Instagram, WhatsApp, etc.
   

10. Push Notifications & Alerts

 

Timely updates improve engagement. Apps notify users of:

• Price drops on saved items

• New messages or offers

• Local sales or new arrivals
   

11. AI-Powered Personalization

 

The best apps leverage machine learning to deliver:

• Personalized feeds based on user behavior

• Smart pricing suggestions

• Recommendations for trending products
   

12. Multiple Language & Currency Support

 

For apps targeting a global market:

• Multi-currency conversions

• Language selection or auto-translation

• Localization of listings and shipping info

 

 

Develop Next-Gen Buy and Sell App with IMG Global Infotech

 

At IMG Global Infotech, we combine deep technical expertise with a market-driven approach to ensure your app not only looks great but also performs flawlessly across devices. Whether you're a startup or an established brand, we’re here to help you with ecommerce app development that drives real growth.

 

Whether you're aiming to replicate the success of apps like OLX, Vinted, or Mercari, or planning to create a niche platform with a unique twist, our team is equipped to handle every stage of development, from ideation and design to deployment and support. We focus on building scalable and secure solutions with robust features like in-app chat, multiple payment gateways, AI-powered recommendations, and easy product listing flows. With intuitive UI/UX and admin dashboards, both users and sellers get a smooth and efficient experience.

 

Let’s build the next big thing in peer-to-peer commerce. Contact IMG Global Infotech today and take the first step toward launching your own next-gen buy and sell platform.