Best Proof Apps

250+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated September 2026

Looking for free proof apps? 19 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Proof Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Proof: Process ServerProof: Process ServerFree4.5★ (609)NoNoSep 2026
2NotarizeNotarizeFree4.9★ (119K)NoNoSep 2026
3SG ProofSG ProofFree2.2★ (124)NoNoSep 2026
4PROOF +PROOF +Free4.6★ (102)NoNoSep 2026
5Proof AuthenticationProof AuthenticationFree4.4★ (7)NoNoJun 2026
6Proof: Health With FriendsProof: Health With FriendsFree4.9★ (198)NoYesSep 2026
7Proof: Lifting LogProof: Lifting LogFree5.0★ (2)NoYesSep 2026
8Proof PlusProof PlusFree3.0★ (6)NoNoAug 2026

Top Picks for Proof

Proof: Process Server#1

Proof: Process Server by Proof Technology, Inc.

Editor's Choice
💼 Business
4.5😐(609 ratings)
Free
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This app streamlines the process serving workflow for professionals. It offers intuitive submission, real-time tracking, secure document management, and direct communication with clients. Designed for efficiency and compliance, it helps users serve documents accurately and faster.

What We Love

  • ⭐ Game-changer for workflow
  • 👍 Easy to navigate and use
  • ✅ Organized assignments and clear communication
  • 💯 Professional and accurate
  • 🚀 Efficient workflow
  • 👍 Great company and staff
  • 👍 Reliable and easy to use
  • 🤝 Connects law firms with servers
  • 🚀 High earning potential
  • ✅ Direct deposit payments
  • 👍 Highest paying server app

Room to Improve

  • 🐌 Slow loading times
  • 🐛 App crashes frequently
  • ⚠️ Offline updates removed
  • ❌ Poor job instructions and hidden fees
  • 📉 Declining pay and fewer jobs
  • 🐌 Slow payment processing
  • 🐛 App issues after updates
  • unresponsive support
  • 📉 Low pay for long distances
  • ❌ Inconsistent job availability
  • ❌ Difficulty generating affidavits
  • ❌ Poor communication from management
  • ❌ App doesn't work for job searching
  • ❌ Dropped jobs and missed opportunities
  • ❌ Account deactivated without pay
  • ❌ Not recommended for private servers
Notarize#2

Notarize by Notarize, Inc.

Legally notarize docs online.
Strong Contender
💼 Business
4.9😐(119K ratings)
Free
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Legally and securely notarize any document online in minutes from your mobile device. Connect with a licensed notary via audio/video call for instant verification and signing, available 24/7 worldwide. Supports documents with multiple signers.

What We Love

  • 🚀 Fast and convenient
  • 👍 Easy to use
  • 🌟 Great customer service
  • 💰 Affordable pricing
  • 🌍 Accessible from anywhere

Room to Improve

  • 🐛 Glitchy and buggy experience
  • 🤔 Confusing instructions
  • 🤖 Unhelpful or unresponsive notaries
  • 🔒 Concerns about security and verification
  • 💻 Compatibility issues with devices and browsers
SG Proof#3

SG Proof by SGWS

Reorder. Restock. Relax.
Worth Considering
💼 Business
2.2(124 ratings)
Free
SG Proof screenshot 1
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SG Proof screenshot 6

Streamline your business inventory management with advanced ordering tools. Discover new products, reorder favorites easily, and stay updated with industry trends. This app offers on-the-go technology for efficient mobile ordering and restocking.

More Proof apps to explore

FAQ about Proof

What are the best proof apps for iPhone?
Proof: Process Server tops our proof apps ranking as of September 2026, with a 4.5-star average from 609 App Store ratings, and it's free to download.
Yes — 19 of the top proof apps we rank are free to download, including Proof: Process Server and Notarize.
Proof: Process Server has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ proof apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
The Proof: Process Server app is designed to revolutionize the process serving workflow for professionals. It allows users to streamline serve attempt submissions, stay compliant with state laws, track jobs in real-time, and manage documents securely, all from their mobile device.
Key features include streamlined serve attempt submissions with an intuitive process, enhanced visibility of job-specific requirements, built-in state law reminders for compliance, real-time job tracking for clients, secure document management with bank-level security, instant notifications, and seamless communication with clients and support.

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