Comparison

Loop8 Privacy Controller vs Door Knock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Loop8 Privacy Controller

This app offers passwordless security and privacy tools, utilizing biometric authentication for secure access to sensitive information. It includes features like secure notes, an authenticator, and data breach checks. Advanced features and more tools are available through a subscription.

Highlights
  • Passwordless biometric authentication
  • Secure note storage
  • One-time code generator
  • Data breach checker
  • Advanced privacy tools
  • Family sharing
Read full description

Loop8 is a passwordless privacy and security app designed to protect your digital life using biometric authentication. No master passwords. No complexity. Just simple, secure access with Face ID or fingerprint. Loop8 gives you free access to essential privacy tools, including: • Secure Note – Store sensitive personal information securely. • Authenticator – Generate one-time verification codes for safer logins. • Privacy Mate – Check if your email address has been tied to any data breaches. All tools are protected by biometric security, so only you can access your data. Upgrade for advanced protection. Unlock additional security and privacy tools like Password Security, MySafe, Clean Slate, MyTech Person, and more—each secured by Face ID or fingerprint for total peace of mind. Subscription Information: • Free Trial: 14-day free trial available for new users. • Monthly: $9.99/month. • Annual: $96.00/year ($8.00/month equivalent). • Family Sharing: Receive up to 8 licenses with one subscription to protect yourself and your family. Privacy First: Loop8 respects your privacy from the start. Sign up using only your email and phone number. We don’t collect names, addresses, or other unnecessary personal data. Your information stays on your device and in your iCloud—secure, private, and always under your control. Legal & Auto-Renewal Disclosures: • Payment will be charged to your iTunes account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. • Subscriptions can be managed by the user. After purchase, you can turn off auto-renewal by going to your Account Settings in iTunes. • No cancellation of the current subscription is allowed during an active subscription period. • Terms of Use: https://www.l8p8.com/terms-of-use • Privacy Policy: https://l8p8.com/privacy-policy/

About

Door Knock

Features
Read full description

Take your neighborhood domination to the next level with DOORKNOCK PRO! Our powerful platform equips you with the tools and strategies needed to assert your presence and achieve unrivaled success in door-to-door sales.

Screenshots

Loop8 Privacy Controller4 screens
Door Knock4 screens

Verdict

The call

The clearest difference is in-app purchases: Door Knock at none against Loop8 Privacy Controller's 2. Loop8 Privacy Controller's advantage is update cadence (weekly vs every 3 weeks). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Loop8 Privacy Controller sells 2 in-app purchases, starting at $9.99 per month. Door Knock asks for nothing beyond the download.

UpkeepUpdate frequency

Loop8 Privacy Controller ships an update weekly, Door Knock every 3 weeks. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

Scorecard2 real differences · 8 level
Loop8 Privacy Controller versus Door Knock: the parameters behind the verdict, then further details
ParameterLoop8 Privacy ControllerDoor Knock
PriceFreeFree
Rating4.9 (36 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings36 — better—
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS1716.0 — better
Further details — not scored
Size144 MB67 MB
Age rating9+4+
DeveloperL8P8, IncSECURAS

In-app purchases

2 purchases

Loop8 Privacy Controller

Subscriptions2
  • Loop8 Leader (Monthly)$9.991 Month
  • Loop8 Leader (Annual)$96.001 Year
None

Door Knock

No in-app purchases

Questions

Is Loop8 Privacy Controller free?
Loop8 Privacy Controller is free to download, with in-app purchases available.
Is Door Knock free?
Door Knock is free to download, with no in-app purchases.
Do Loop8 Privacy Controller or Door Knock have ads?
Neither Loop8 Privacy Controller nor Door Knock shows ads.
Which is updated more often, Loop8 Privacy Controller or Door Knock?
Loop8 Privacy Controller ships an update weekly, and Door Knock every 3 weeks. Most recently, Loop8 Privacy Controller was updated on September 17, 2026 and Door Knock on September 14, 2026.

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