Your iPhone knows a great deal about you, but you can decide who else gets access. This collection is a complete starter kit for digital self-defense: it covers password managers, encrypted email and messaging, VPNs,…
This comparison focuses on apps and prices in the German App Store. Availability and prices can differ in other regions.
Your iPhone knows a great deal about you, but you can decide who else gets access. This collection is a complete starter kit for digital self-defense: it covers password managers, encrypted email and messaging, VPNs, browsers and ad blockers, two-factor authentication, encrypted notes and a screen-time tool. The common ground is trust: open source or independent security audits as a basis, no reliance on advertisers or data brokers, end-to-end encryption for communications, minimal metadata collection with no logging of IP addresses or connection times, reliable security updates and a clear business model based on a one-time purchase or transparent subscription rather than buying data. As of March 2026, Bitwarden remains the strongest free option for secure password management. The set is aimed at anyone who takes digital privacy seriously and wants to reduce their attack surface in everyday life, permanently rather than as a one-off exercise.
LocalSend is an AirDrop-style tool that works across platforms, so files can be shared with Android, Windows and Linux devices rather than only Apple hardware. It is the pick in this set for transferring files locally without going through a cloud service or a messenger. It suits iPhone users who regularly move photos and documents between devices from different makers and want to keep that exchange off third-party servers.
Bitwarden is an open-source password manager that is free, secure and available across devices, and the source names it the strongest free option for password management as of March 2026. It covers the core job of generating, storing and autofilling passwords without a mandatory subscription. It is the natural first pick in this set for anyone who wants a transparent, cross-platform vault at no cost.
Proton Pass is Proton's password manager and adds email aliases on top of the usual vault functions, so users can hide their real address when signing up for services. It is offered as freemium. In the self-defense set it suits people who want password management and disposable addresses from one provider, with encryption applied to more than just the login fields.
Proton Mail is an end-to-end encrypted email service and one of the better-known providers in this set. Messages are encrypted so that the content is not exposed to the provider in readable form. It is offered as freemium and is aimed at users who want to move everyday email away from providers that scan messages for advertising and profiling.
Signal is described as the gold standard for private communication and provides end-to-end encrypted chats and calls. It is free and maintained by a non-profit rather than an advertising business. In this set it is the default recommendation for anyone who wants a straightforward messenger with strong encryption and a large contact base, without the data collection that funds mainstream chat apps.
2FA Authenticator (2FAS) is an open-source authenticator for two-factor codes and is described as private and secure. It generates the time-based codes that protect logins even when a password is stolen. Because it is free and open source, it fits the set's trust model and suits anyone who wants a second factor without tying it to a large commercial account.
AdGuard is a system-wide ad blocker that also provides DNS protection, going beyond Safari alone to filter traffic across the iPhone. The app costs €9.99. In the self-defense set it is aimed at users who want blocking at the system level rather than per-browser, with DNS filtering that can stop devices contacting known tracking domains.
DuckDuckGo Private Browser is a privacy-focused browser without tracking, aimed at everyday mobile browsing rather than system-wide blocking. It is free and is one of the most accessible tools in this set for users who simply want to stop being followed from site to site. It pairs well with a separate ad blocker or VPN for anyone who wants protection beyond the browser itself.
Mullvad VPN is a privacy-focused VPN that deliberately operates without accounts; users are identified by a generated number rather than an email address and personal details. It is subscription funded. In the set it suits people who want minimal metadata collection and a provider that does not build a customer profile, and who prefer that no identifying information is held at signup.
Orion Browser by Kagi is an ad-free browser with native support for Firefox extensions, so users can bring their existing desktop blockers and privacy add-ons to the iPhone. That extension support is its distinguishing feature among the browsers here. It is aimed at people who rely on a particular set of extensions and want them to work on iOS without switching to a more limited mobile add-on ecosystem.
Tuta Mail is an encrypted email service based in Germany, which keeps it under European and German data-protection law. It is offered as freemium. In this set it is the pick for users who specifically want an encrypted mail provider located in Germany rather than Switzerland, with end-to-end encryption applied to messages and contacts.
Standard Notes provides encrypted notes with a long-term focus, aimed at users who want a private place for thoughts, documents and codes rather than a feature-heavy productivity suite. It is offered as freemium. It fits the self-defense set because notes are encrypted end to end, and it suits people who value durability and simplicity over collaboration features.
uBlock Origin Lite is an open-source ad blocker for Safari built by the original uBlock Origin developer. It brings the familiar blocking engine to iOS without a paid subscription. In this set it is aimed at users who trust the long-standing uBlock project and want an inspectable, free blocker in Safari rather than a commercial ad-blocking subscription.
ScreenZen is a screen-time tool built around waiting-period barriers: when a distracting app is opened, a deliberate pause is imposed so the choice to use it becomes conscious. It is offered as freemium. Among the privacy apps it addresses self-control rather than data exposure, and it suits people who want to slow down habitual app opening without a hard block.
1Blocker is a powerful ad blocker for Safari and is offered from about €3 a month. It blocks ads, trackers and annoyances through predefined filter lists and is aimed at users who want a polished, set-and-forget blocker rather than configuring rules themselves. In this set it is the commercial counterpart to the free, open-source blockers such as uBlock Origin Lite.
Proton VPN is a trustworthy VPN with a free tier, which makes it one of the easier ways into VPN protection in this set. It comes from the same provider as Proton Mail and is offered as freemium. It suits users who want to start with a usable free plan and can upgrade for more servers, as well as anyone already using Proton's encrypted email.
Threema is a Swiss messenger that works without an account and without a phone number, setting it apart from messengers that build identity around a SIM card. The app costs €7.99. In the self-defense set it is the pick for users who want minimal metadata and no link to a phone number, and who are comfortable paying once rather than using a free messenger.
Lockdown Privacy provides an on-device firewall against trackers and advertising, blocking connections directly on the iPhone rather than routing them through a remote server. It is offered as freemium. It suits users who want visibility into which apps contact tracking domains and prefer a firewall that works locally, alongside the browser blockers in this set.
Adblock Pro for Safari is described as the most-used ad blocker for Safari in Germany and is available free. It is aimed at users who want a straightforward German-market blocker with a large user base behind it. In the set it is the free mainstream option, with the open-source uBlock Origin Lite and commercial 1Blocker as the two contrasting alternatives.
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App library · United States App Store. Prices and availability reflect the last check.
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Open source iPhone apps publish their source code on GitHub, GitLab or similar hosts, so what the app actually does can be checked independently — by security researchers, curious developers, or yourself.
Bitwarden, 1Password, NordPass, Dashlane, Proton Pass and LastPass compared — free unlimited vaults, family sharing and travel privacy, with each one's catch.
Signal, WhatsApp, Telegram and Session compared — what end-to-end encryption covers, what metadata still leaks, and which messenger your contacts use.
