Mailtrack vs PrepDoc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mailtrack
This app provides real-time notifications when your emails are opened, allowing you to track engagement and follow up effectively. It identifies individual recipients who opened group emails and offers reminders for unread messages. The service prioritizes privacy and compliance with data security standards.
- Automatic email tracking
- Real-time open notifications
- Individual recipient tracking
- Follow-up reminders
- Link click tracking
- Full open history
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Mailtrack® is a trusted email tracker available on your phone or tablet. All emails are automatically tracked by default. Get real-time notifications, track engagement, and follow up at the right moment. Why Choose Mailtrack® as Your Email Tracker? • Track Every Email by Default Mailtrack tracks all your sent emails by default. There’s nothing extra to click, no special settings to enable—just send emails as usual, and you’ll get notified when they are opened. • Stay Notified with Real-Time Alerts and Follow-Up Reminders Know exactly when your email is opened and take action at the right moment. Mailtrack sends you real-time notifications when a recipient reads your email, so you can follow up while your message is still fresh. If your email goes unread or unanswered, you'll receive a reminder, helping you stay on top of important conversations and never miss an opportunity. • Track Every Email Open and Measure Engagement Over Time See how many times a recipient opens your email and when they go back to it. If they keep revisiting your message, it’s a strong sign of interest—giving you the perfect opportunity to follow up. • Identify Who Opened Your Email in Group Emails Instead of just knowing that someone opened your email, Mailtrack tracks individual recipients. See exactly who engaged with your message in multi-recipient emails, making it easier to prioritize follow-ups. • Designed for Privacy and Compliance Mailtrack is built with data security in mind. We never store, sell, or share your emails or personal data. Our service is GDPR-compliant and undergoes an annual Google security audit, ensuring your information stays private. Features That Make Mailtrack the Best Email Tracker • Automatic email tracking—every sent email is tracked by default, no extra steps needed • Real-time notifications—know exactly when your email is opened, a link is clicked, or a file is viewed. • Full open history—track engagement over time • Individual tracking in group emails—see who opened your message • Follow-up reminders—get alerts when emails go unread or unanswered • Link tracking—see when recipients click on links How Mailtrack’s Email Tracker Works 1. Install the Mailtrack app 2. Send emails as usual—all emails are tracked automatically, no extra clicks or settings needed 3. Check your Sent folder for tracking details: One checkmark: Sent with tracking but not opened Two checkmarks: Email opened Trusted by Professionals and Businesses Worldwide Mailtrack is used by millions of professionals in sales, consulting, recruiting, and small businesses. Whether you’re following up on proposals, tracking job applications, or coordinating with clients, Mailtrack helps you stay in control of your emails. Privacy and Security You Can Trust Mailtrack follows GDPR regulations (EU 2016/679) to protect your privacy. We undergo an annual Google security audit, and all data is secured with AES-256 encryption for maximum protection. Featured in Forbes, Mashable, Inc, Lifehacker, and more Need help? FAQ: https://mailsuite.com/hc/en-us Learn more: https://mailsuite.com/en/ Plans and Pricing: https://mailsuite.com/en/pricing Terms: https://mailsuite.com/en/terms Privacy Policy: https://mailsuite.com/en/privacy-and-security-center
PrepDoc
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No subscription. Pay once and use PrepDoc forever. Scan, convert and sign documents in seconds with PrepDoc. PrepDoc is a powerful and easy-to-use document scanner that helps you turn paper documents, photos and ID cards into high-quality PDFs. Scan documents with your camera, convert images to PDF and sign files digitally in just a few taps. Whether you need to sign a contract, create a PDF from photos or quickly scan a document, PrepDoc makes the process fast and simple. Key Features • Scan documents using your camera • Convert photos and images to PDF instantly • Scan ID cards and automatically combine front and back sides • Sign documents with a digital signature • Import files from your device (PDF / images) • Share documents quickly • Access your recent documents anytime Perfect For • Signing contracts and agreements • Creating PDFs from photos • Scanning documents on the go • Creating ID card copies • Preparing and sharing forms Simple Pricing One-time payment. No subscription. Lifetime access. Pay once and use PrepDoc forever.
Screenshots
Verdict
The clearest difference is price: Mailtrack at Free against PrepDoc's $2.99. Mailtrack also leads on iOS requirement (16.4 vs 18.6). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Mailtrack is free to download; PrepDoc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Mailtrack ships an update every 9 days, PrepDoc every 5 days. The most recent releases landed on October 14, 2026 and September 20, 2026 respectively.
| Parameter | Mailtrack | PrepDoc |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 4.1 (51 ratings) — better | — |
| Positive reviews | 42.9% of reviews | — |
| Number of ratings | 51 — better | — |
| Update frequency | Every 9 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.4 — better | 18.6 |
| Further details — not scored | ||
| Size | 45 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Mailsuite S.L. | Ferkan Sari |
In-app purchases
Mailtrack
No in-app purchases
PrepDoc
No in-app purchases









