1. Home
  2. Topics
  3. Used Smartphones

Best Used Smartphones Apps

219+ iOS apps curated and reviewed

4.2 avg rating
20 free apps
Updated June 2026

Back Market is the household name in used smartphones, but it's far from the only option. We track 219+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Used Smartphones

Back Market - Buy & Sell#1

Back Market - Buy & Sell by JUNG S.A.S

Premium refurbished tech
Editor's Choice
🛍️ Shopping
4.7😐(65K ratings)
FreeAds
Back Market - Buy & Sell screenshot 1
Back Market - Buy & Sell screenshot 2
Back Market - Buy & Sell screenshot 3
Back Market - Buy & Sell screenshot 4

Discover premium refurbished tech like smartphones, laptops, and game consoles at significantly lower prices. This marketplace offers a sustainable way to buy quality devices, with free warranties, shipping, and flexible payment options.

What We Love

  • 🚀 Fast and reliable delivery
  • 👍 Great quality refurbished products
  • 💰 Affordable prices
  • ♻️ Environmentally friendly

Room to Improve

  • 🐛 Issues with product condition not matching description
  • 🔍 Lack of transparency from sellers
  • 🤔 Confusing return/refund process
DriveTime Used Cars for Sale#2

DriveTime Used Cars for Sale by DriveTime Automotive Group, Inc.

Strong Contender
💼 Business
4.8😞(9.9K ratings)
FreeAds
DriveTime Used Cars for Sale screenshot 1
DriveTime Used Cars for Sale screenshot 2
DriveTime Used Cars for Sale screenshot 3
DriveTime Used Cars for Sale screenshot 4
DriveTime Used Cars for Sale screenshot 5

Easily search and shop for used cars, trucks, and SUVs from one of the nation's largest retailers. Get personalized financing options and find local dealerships. All vehicles include a free history report and a 5-day return policy.

What We Love

  • 🚀 Easy to use
  • 💡 Innovative concept
  • 👍 Helpful customer service
  • 🚀 Fast application process

Room to Improve

  • 🐛 Resets user information
  • 🔕 Excessive solicitation and spam calls
  • 🤖 Misleading information and false advertising
Phone Doctor Plus#3

Phone Doctor Plus by iDea Mobile Tech Inc.

Worth Considering
🔧 Utilities
4.4😊(325 ratings)
FreeAds
Phone Doctor Plus screenshot 1
Phone Doctor Plus screenshot 2
Phone Doctor Plus screenshot 3

Diagnose over 40 hardware and system issues with this app. Monitor your phone's hardware, battery, memory, and storage. Track network usage and daily charging cycles to keep your device running smoothly.

What We Love

  • 🚀 Extensive audio testing
  • 👍 Comprehensive diagnostics
  • 🔍 Detailed phone status report
  • 💡 Helpful for buying/selling used phones

Room to Improve

  • 🐛 Occasional crashes
  • 🔧 Lacks troubleshooting guidance
  • 🔍 Some tests don't work as expected

More Used Smartphones apps to explore

4
Swappa Marketplace
Swappa Marketplace
Swappa Marketplace
by Swappa, LLC
Free

A secure online marketplace for buying and selling pre-owned electronics like phones, laptops, and tablets. Listings are reviewed to ensure quality, and sellers can receive direct cash payments. Discover competitive prices on used tech.

Buy and sell used electronicsMarketplace for phones, laptops, iPads, tabletsListings reviewed by real people
🛍️ Shopping
(2.1K)
free with in-app purchases
5
Plug® - Shop Tech
Plug® - Shop Tech
Plug® - Shop Tech
US Based - Refurbished Tech
Free

Access a curated selection of certified refurbished tech, including iPhones, at competitive prices. Track orders, get exclusive deal notifications, and enjoy a 1-year warranty on all devices. Offers installment payments and free 2-day shipping.

Certified refurbished techBest prices on inventoryOrder tracking
🛍️ Shopping
(14K)
free
6
Clean Up Phone: iCleaner Guru
Clean Up Phone: iCleaner Guru
Clean Up Phone: iCleaner Guru
Delete duplicate phone photos
Free

This app helps free up iPhone storage by deleting duplicate photos, compressing videos, and cleaning junk files. It also optimizes battery life with personalized tips and monitors battery health. A private vault secures personal files, and customizable charging animations add a personal touch.

Delete duplicate photosCompress large videosClean junk files
🔧 Utilities
(3.2K)
free with in-app purchases
7
ecoATM
ecoATM
ecoATM
by ecoATM, Inc.
Free

Easily convert old phones into instant cash. Get a quick price quote, lock it in, and drop off your device at a nearby kiosk for immediate payment. This service promotes responsible electronics reuse and recycling, diverting devices from landfills.

Instant cash for old phonesFast price quotesPrice lock feature
🔧 Utilities
(3.2K)
free with in-app purchases
8
Phone Cleaner:AI Clean Storage
Phone Cleaner:AI Clean Storage
Phone Cleaner:AI Clean Storage
Phone Booster Storage Cleaner
Free

Optimize your device's performance and extend battery life with this all-in-one management tool. Monitor health, boost speed, clean memory, and free up storage by deleting duplicate photos and videos. Get detailed device information and personalized tips for a smoother experience.

Real-time device health monitoringBattery optimization tipsPerformance enhancement tools
🔧 Utilities
(7.4K)
subscription
9
OLX Pakistan – Online Shopping
OLX Pakistan – Online Shopping
OLX Pakistan – Online Shopping
Sell It | Search It | Buy It
Free

This app is a comprehensive online marketplace for buying and selling a wide variety of new and used items locally. Discover deals on everything from electronics and vehicles to services and jobs, all within a user-friendly interface.

Buy and sell items locallyWide selection of new and used productsSearch by product name, category, or brand
🛍️ Shopping
(655)
free with in-app purchases
10
Phone Cleaner Storage Cleanup
Phone Cleaner Storage Cleanup
Phone Cleaner Storage Cleanup
Clean up cache,photos,contacts
Free

This app helps free up storage space on your device by cleaning cache, removing duplicate photos and videos, and organizing contacts. It also optimizes performance and conserves battery life by closing unnecessary background apps.

Cache and junk file removalDuplicate photo and video deletionContact organization
🔧 Utilities
(6.6K)
free with in-app purchases
11
Cleaner ・Phone Storage Cleanup
Cleaner ・Phone Storage Cleanup
Cleaner ・Phone Storage Cleanup
Delete Duplicate Photos Videos
Free

Effortlessly declutter your photo gallery by swiping through duplicates and similar images. This app helps you identify the best shots, manage videos, and reclaim storage space securely and offline.

Swipe to delete duplicate photosIdentify best similar photosOffline operation for privacy
🔧 Utilities
(8.8K)
free with in-app purchases
12
ORUphones: Sell Used Phones
ORUphones: Sell Used Phones
ORUphones: Sell Used Phones
Buy & Sell Old Phones Online
Free
🛍️ Shopping
(0)
13
Phone Cleaner・Clean Up iPhone
Phone Cleaner・Clean Up iPhone
Phone Cleaner・Clean Up iPhone
Delete Duplicate Photo & Video
Free

This app helps you free up storage space on your iPhone by deleting duplicate photos and videos, compressing large files, and organizing your contacts and inbox. It offers smart tools to declutter your device and keep it running smoothly.

Delete duplicate photos and videosCompress large filesClean inbox of spam and promos
🔧 Utilities
(534)
free with in-app purchases
14
Usedo | Sell & Buy Online
Usedo | Sell & Buy Online
Usedo | Sell & Buy Online
Sell & Buy Online
Free

This app facilitates the buying and selling of secondhand items in Kuwait without requiring in-person meetups. It offers secure payments, reliable delivery, and in-app communication for a safe and convenient online marketplace experience.

List items for free in secondsSecure payment gatewayReliable delivery services
🛍️ Shopping
(353)
free with in-app purchases
15
SPACE - Break phone addiction
SPACE - Break phone addiction
SPACE - Break phone addiction
Track screen time & focus
Free

This app helps users reduce phone addiction and manage screen time. It offers goal setting, progress tracking, and a course to improve digital balance. Users can also share their progress with friends and family.

Set phone usage goalsTrack screen time progress8-day digital balance course
📊 Productivity
(612)
free with in-app purchases
16
HUAWEI Phone Clone
HUAWEI Phone Clone
HUAWEI Phone Clone
- Migrate your Data
Free

Easily transfer contacts, photos, and videos from an iPhone to a new phone wirelessly. This free app utilizes a local hotspot for ultra-fast, four-step data migration. It supports iOS 11.0 and above.

Wireless data transferMigrate contacts, photos, videosUltra-fast speed
📊 Productivity
(6.1K)
free
17
Telephony
Telephony
Telephony
تسجيل هاتف آمن وسهل
Free

Securely register and manage mobile devices for customs procedures. Scan passports and IMEI numbers, process fee payments, and ensure safe transactions.

Passport ScanningIMEI ScanningFee Payment
💼 Business
(603)
free
18
Warranty Life
Warranty Life
Warranty Life
by WORLDWIDE WARRANTY LIFE SERVICES INC.
Free

Test your smartphone or tablet with free diagnostic tools to assess its performance. Register your device protection and enable AI-powered SmartSaver to earn rewards.

Free diagnostic testsSmartphone performance assessmentProtection purchase registration
📊 Productivity
(602)
free
19
HyperClean - Phone Cleaner
HyperClean - Phone Cleaner
HyperClean - Phone Cleaner
Smart cleanup of similar photo
Free

Free up valuable storage space on your device by intelligently cleaning duplicate photos, videos, and contacts. Optimize your phone's performance with tools for internet speed testing and video compression.

Similar photo and video cleanupDuplicate contact mergingInternet speed test
🔧 Utilities
(9.4K)
free with in-app purchases
20
Clean Protection: Phone Shield
Clean Protection: Phone Shield
Clean Protection: Phone Shield
Remove Photos, Contacts, Junk
Free

This app helps declutter your phone by removing junk files, duplicate photos, and messy contacts. It also offers privacy features to hide media and contacts, and a scanner to monitor device health.

Junk files cleanerDuplicate photos cleanerContacts cleaner
🔧 Utilities
(2.1K)
free with in-app purchases