MailWit vs CheckToSign
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MailWit
Transforms emails into actionable insights using local AI models. Get instant summaries, smart views, and organized tasks from your inbox without data storage or reuse.
- Email summarization
- Smart information extraction
- Automated task generation
- Project-based email grouping
- Travel and order tracking
- Privacy-focused local processing
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MailWit turns your emails into things you can actually use: smart cards, tasks, summaries and projects. Instead of digging through long messages and cluttered threads, MailWit reads your inbox with AI and gives you the key information at a glance. YOUR EMAILS, ORGANIZED FOR YOU • Smart cards for flights, hotels, restaurant reservations, orders, tickets and appointments • Summaries you can read in seconds • Tasks extracted from what each email asks you to do • SmartProjects that group related emails, tasks and events automatically • A Today view and an Upcoming calendar with everything that is coming up KNOW WHAT MATTERS FIRST Triage sorts your inbox into Urgent, Can wait and Disposable, and moves an email up as its deadline gets closer. TRAVEL AND ORDERS ON AUTOPILOT See your flights and gates, scan your boarding pass, add hotels, reservations and tickets to Apple Wallet, and follow every order from purchase to delivery in one timeline. ASK MAILWIT Ask "What's on for today?" and get an answer built from your own mail. Ask MailWit runs on-device with Apple Intelligence (requires a compatible iPhone, such as iPhone 15 Pro or later). PRIVACY MailWit doesn't store your email bodies or attachments after processing. AI processing has zero retention, and your content isn't used to train general models. You can disconnect your account from Settings at any time. YOUR ACCOUNTS Connect Gmail and Outlook accounts and switch between them or see them together. MAILWIT PRO MailWit is free to use as an email manager. MailWit Pro unlocks the AI features: $4.99 per month or $49.99 per year, with a 3-day free trial. Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless it is canceled at least 24 hours before the end of the current period. You can manage or cancel it in your Apple ID account settings. Terms of Use (EULA): https://mailwitapp.com/terms Privacy Policy: https://mailwitapp.com/privacy
CheckToSign
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Understand what you’re signing before you commit. CheckToSign helps you review everyday contracts in plain English. Upload a PDF or scan contract pages and quickly identify important terms, deadlines, renewal clauses, cancellation requirements, fees, and potential risks. With CheckToSign you can: • Upload PDFs or scan contract pages • Get a plain-English contract summary • Identify important clauses and potential red flags • Review deadlines, renewals and cancellation terms • Ask AI questions about your contract • Keep reviewed documents organized in one place CheckToSign is designed for everyday agreements such as leases, service agreements, memberships and other contracts where understanding the details matters. CheckToSign provides AI-generated informational analysis and is not a law firm or a substitute for professional legal advice. Always verify important terms against the original document. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: MailWit at 3 against CheckToSign's 1. On price, ads, in-app purchases and iOS requirement 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
Both are free to download. MailWit sells 2 in-app purchases, starting at $4.99 per month and CheckToSign sells 4 in-app purchases, starting at $39.99 per year. Whichever you choose, the download price is not the number that matters.
| Parameter | MailWit | CheckToSign |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 90 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Walking LLC | NaniBoo LLC |
In-app purchases
MailWit
- MailWit Pro3 Days trial$4.991 Month
- MailWit Pro Annual7 Days trial$49.991 Year
CheckToSign
- Annual Plan$39.991 Year
- Extra 5 Pages$0.99
- 1 Contract Check$4.99
- 3 Contract Checks$9.99








