Best United Postal Service Apps

249+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated November 2026

Every iPhone needs a few good united postal service apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top United Postal Service Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1USPS Mobile®USPS Mobile®Free4.8★ (1.8M)NoNoNov 2026
2Informed Delivery® MobileInformed Delivery® MobileFree4.9★ (142K)NoNoNov 2026
3UPSUPSFree4.6★ (1.3M)NoNoNov 2026
4SSN-Shipping ServiceSSN-Shipping ServiceFree—NoNoSep 2026
5MailMailFree4.6★ (4.6M)NoNoNov 2026
6Ramro Postal ServiceRamro Postal ServiceFree—NoNoMay 2026
7USC 39 - Postal ServiceUSC 39 - Postal ServiceFree—NoYesMay 2026
8U. S. Postal Service FCUU. S. Postal Service FCUFree4.8★ (1K)NoNoNov 2026

Top Picks for United Postal Service

4.8😞(1.8M ratings)
Free
#36in Business
USPS Mobile® screenshot 1

Manage your mail and packages on the go. Track shipments, calculate postage, find nearby postal locations, and schedule pickups. Access digital mail previews and request mail holds for convenient postal services.

What We Love

  • 🚀 Lightning-fast app
  • 🔒 Robust security features
  • 👍 Convenient for tracking packages
  • 💡 Helpful informed delivery feature

Room to Improve

  • 🐛 Buggy and glitchy
  • 🔄 Constantly redirecting to website
  • 🤔 Confusing user interface
  • 🔍 Lacking package management features
Informed Delivery® Mobile#2

Informed Delivery® Mobile by United States Postal Service

View your USPS mail & packages
Strong Contender
💼 Business
4.9😊(142K ratings)
Free
#21in Business
Informed Delivery® Mobile screenshot 1
Informed Delivery® Mobile screenshot 2
Informed Delivery® Mobile screenshot 3
Informed Delivery® Mobile screenshot 4
Informed Delivery® Mobile screenshot 5
Informed Delivery® Mobile screenshot 6

Preview your mail and packages before they arrive with daily notifications. See grayscale images of letter-sized mail and get USPS tracking updates for packages. Interact with digital content linked to your mail.

What We Love

  • 👍 Thoughtfully designed and user-friendly
  • 🚀 Efficient and fast app experience
  • 💡 Convenient mail and package tracking
  • 👍 Smooth and easy login

Room to Improve

  • 🐛 Address validation issues
  • 🐛 Ineligibility for Informed Delivery despite USPS website access
UPS#3

UPS by UPS

Ship, Track. Anytime, Anywhere
Worth Considering
💼 Business
4.6😞(1.3M ratings)
Free
#15in Business
UPS screenshot 1
UPS screenshot 2
UPS screenshot 3
UPS screenshot 4
UPS screenshot 5
UPS screenshot 6

Track packages and manage shipments with ease. This app offers a modern, responsive interface for an unrivalled view into your package's status, providing peace of mind for all your shipping needs.

What We Love

  • 🚀 Convenient package tracking
  • 📦 Helpful delivery updates
  • 🔒 Secure account setup
  • 👍 User-friendly interface

Room to Improve

  • 🐛 Inaccurate delivery information
  • 🚫 Lack of communication from drivers
  • ⏱️ Unreliable delivery times
  • 🤔 Confusing app features
  • 👎 Poor customer service

More United Postal Service apps to explore

FAQ about United Postal Service

What are the best united postal service apps for iPhone?
USPS Mobile® tops our united postal service apps ranking as of November 2026, with a 4.8-star average from 1.8M App Store ratings, and it's free to download.
Yes — 20 of the top united postal service apps we rank are free to download, including USPS Mobile® and Informed Delivery® Mobile.
USPS Mobile® has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 249+ united postal service apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.