Stamp Mail vs VaultScan PDF Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stamp Mail
This AI-powered email client automates tasks like drafting replies, prioritizing messages, and extracting to-dos. It offers an agent to retrieve information and reorganize your inbox using plain English commands. A special mode allows quick review and approval of automated changes.
- Automated email drafting
- Email prioritization
- To-do extraction
- Email summarization
- Information retrieval via AI agent
- Inbox reorganization
- Approve/reject agent changes
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Stamp is the AI Email Client that handles your emails for you. Stamp can automatically draft replies, prioritize important emails, extract todos, generate summaries, and more! With Stamp Agent, you can retrieve important information, reorganize your inbox, or perform any other action in plain English. What's more, with Stamp Mode you can quickly swipe through changes the agent made while you were gone, approving or rejecting them. Get started today, and experience what it's like to have your own AI personal secretary. Privacy Policy: https://www.stampmail.ai/privacy Terms of Use: https://www.stampmail.ai/tos
VaultScan PDF Scanner
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VaultScan PDF Scanner is a private document scanner for receipts, notes, forms, IDs, books, and whiteboards. Capture paper quickly, crop page edges, clean up images, recognize text on device, and export scans as PDF, JPG, or TXT. Documents stay on your iPhone or iPad unless you choose to share or export them. Free features: - Unlimited local scans - Batch capture - Manual crop and rotate - Basic image cleanup - PDF and JPG export - Local library storage - iOS share sheet support VaultScan Pro unlocks: - Watermark-free export - HD scan quality - Batch OCR - Searchable PDF workflows - Word-style text export - PDF password export - Saved stamps - Merge and split tools - Saved signatures No account is required. No backend is required for the core scanning workflow. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Stamp Mail at weekly against VaultScan PDF Scanner's every 3 months. Stamp Mail also leads on iOS requirement (15.1 vs 17.0). On price, 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
Both are free to download. Stamp Mail sells 4 in-app purchases, starting at $20.00 per month and VaultScan PDF Scanner sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Stamp Mail ships an update weekly, VaultScan PDF Scanner every 3 months. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.
| Parameter | Stamp Mail | VaultScan PDF Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Weekly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 76 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Stamp AI | NEXOBE INC |
In-app purchases
Stamp Mail
- Stamp Individual (Monthly)7 Days trial$20.001 Month
- Stamp Business (Monthly)7 Days trial$50.001 Month
- Stamp Individual (Annual)7 Days trial$191.991 Year
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- Stamp Business (Annual)7 Days trial$479.991 Year
VaultScan PDF Scanner
- VaultScan Pro Monthly$1.991 Month
- VaultScan Pro Annual$9.991 Year
- VaultScan Pro Lifetime$19.99
