Contacts 4.0 vs ImpaleMail
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Contacts 4.0
Easily back up and restore all your contacts with a single touch. Share contacts via QR code or email, and find and remove duplicate entries. This utility works completely offline.
- Offline backup and restore
- Single-touch backup
- Email vCard attachment
- QR code contact sharing
- Find and remove duplicates
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Key Features: ⍟ Backup and restore all your account without signing without activation, totally work offline. You can easily backup full your contacts with a single touch and send them to yourself as a vCards attachment via email. All contacts can then easily be restored any time by touching the attachment in your mail box. ⍟ Easy to share any contact to your friends by transforming a contact into a QR code ⍟ Find and remove duplicates in your contacts
ImpaleMail
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Protect your real email address with ImpaleMail. Generate anonymous, auto-expiring email addresses in one tap. STOP GIVING OUT YOUR REAL EMAIL Every newsletter signup, free trial, and online form is another chance for your email to be sold, leaked, or spammed. ImpaleMail creates private addresses that shield your real inbox - and disappear when you're done. HOW IT WORKS - Tap to create a new private address - It's auto-copied to your clipboard - Paste it anywhere you'd normally use your email - Receive emails in the app - Address auto-expires - no cleanup needed WHY IMPALEMAIL? - Zero Ads - Not even on the free tier. Your attention isn't our product. - No Account Needed - No signup, no password. Open and go. - Transparent Billing - Subscriptions handled by Apple. Cancel anytime in Settings. No tricks, no hidden charges. - Auto-Expiring - Addresses vanish automatically. Your digital footprint disappears. - Push Notifications - Get instant alerts when emails arrive (Pro). - Full HTML - Read rich emails with proper formatting (Pro). - Beautiful Design - Dark mode, fast startup, responsive layout. FREE TIER - 1 active address - 30-minute expiry - Plain text emails - Completely ad-free PRO ($2.99/month or $19.99/year) - 10 active addresses - 24-hour expiry - Full HTML email rendering - Push notifications - Attachment support PRO+ ($6.99/month or $49.99/year) - 25 active addresses - 7-day expiry - Custom domains - API access Perfect for: - Signing up for newsletters without spam - Free trial registrations - Online shopping on unfamiliar sites - Protecting your identity on forums - Testing email workflows Your privacy matters. ImpaleMail doesn't track you, sell your data, or show you ads. Email content auto-deletes when your address expires. Questions? support@impalemail.app Terms of Use (EULA): https://impalemail.app/terms Privacy Policy: https://impalemail.app/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Contacts 4.0 at none against ImpaleMail's 6. ImpaleMail's advantage is ads (none vs shown). On price, device support 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. ImpaleMail sells 6 in-app purchases, starting at $1.99 per 7 days. Contacts 4.0 asks for nothing beyond the download.
| Parameter | Contacts 4.0 | ImpaleMail |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 7 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Khang Le | Zhi Fang |
In-app purchases
Contacts 4.0
No in-app purchases
ImpaleMail
- ImpaleMail Pro$1.997 Days
- ImpaleMail Pro+$2.997 Days
- ImpaleMail Pro$4.991 Month
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- ImpaleMail Pro+$7.991 Month
- ImpaleMail Pro$29.991 Year
- ImpaleMail Pro+$49.991 Year









