Comparison

Vault vs Zerolog Chat

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

Head to head
About

Vault

Features
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Vault is a secure communication and private calling application designed to protect your privacy. Connect safely with friends, family, and colleagues using end to end encrypted messaging and high quality voice and video calls. Vault gives you peace of mind by ensuring your conversations stay private. Key Features Security and Encryption All messages and calls are protected with end to end encryption. Files shared through the app are encrypted during transfer. Group conversations are fully secured so only invited members can access them. Voice and Video Calls Enjoy clear and reliable voice calls with noise reduction. Make high definition video calls optimized for stable connections. Vault supports group audio and video calls while keeping every call encrypted. Messaging Features Send instant text messages and encrypted voice messages. Share photos, videos, and files securely. See read receipts and typing indicators for smoother conversations. Group Communication Create unlimited group chats with up to 250 members per group. Make group voice and video calls. Manage participants with admin roles and permissions. Location Sharing Share your real time location securely with selected contacts. Set expiration times for location sharing. All location data is encrypted to protect your privacy. User Experience Vault offers a clean and intuitive interface. Switch between dark and light mode. Customize notification settings and use the app in multiple languages. Privacy and Data Protection Vault does not collect or track user data. Messages are encrypted directly on your device. Calls use secure communication protocols. Local data is encrypted and optional self destructing messages are available. Perfect For Private communication with family and friends Business and team collaboration Secure conversations with clients Private group discussions Remote meetings and calls Why Choose Vault In a digital world where privacy is essential, Vault allows you to communicate freely without compromising security. Whether you are sharing sensitive information or having personal conversations, Vault ensures your data remains protected. Download Vault today and enjoy secure communication without compromise.

About

Zerolog Chat

Features
Read full description

Zerolog is a private messenger built for people who actually mean it. Every message is end-to-end encrypted and sealed on your device โ€” not on a server. No ads. No trackers. We don't sell your data. Ever. PRIVATE BY DEFAULT โ€ข End-to-end encryption on every message, call, photo and file โ€ข Disappearing messages with custom timers โ€” gone for good, on both sides โ€ข Screenshot & screen-recording protection, with instant capture alerts โ€ข Encrypted on-device storage โ€” your history stays locked even if your phone is lost โ€ข Your phone number is never shared with the people you talk to WORKS WITH ZERO INTERNET Zerolog can find, pair, and message people right next to you over Bluetooth โ€” no cell signal, no Wi-Fi network, no problem. Ideal for travel, flights, festivals, campuses, or anywhere the network drops out. CRYSTAL-CLEAR VOICE CALLS Encrypted peer-to-peer voice calls with native call screens. Audio flows directly between devices. SHARE ANYTHING, SECURELY Photos, videos, voice notes and files up to 512 MB โ€” all end-to-end encrypted, all able to self-destruct. KNOW WHO YOU'RE TALKING TO Built-in safety codes let you confirm there's no one in the middle. Block or report anyone, anytime. PLAY TOGETHER Built-in local multiplayer games โ€” challenge a friend to a quick match without leaving your chat. NO COMPROMISES โ€ข No ads, ever โ€ข No data harvesting โ€ข No surprises Your conversations belong to you. Zerolog just keeps them that way.

Screenshots

Vault4 screens
Zerolog Chat4 screens

Verdict

The call

Vault and Zerolog Chat are too close to call on the numbers: across 6 compared parameters โ€” price, update cadence, ads and in-app purchases among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Vault ships an update every 5 days, Zerolog Chat every 3 days. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

ScorecardNo meaningful differences
Vault versus Zerolog Chat: the parameters behind the verdict, then further details
ParameterVaultZerolog Chat
PriceFreeFree
Update frequencyEvery 5 daysEvery 3 days โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS15.0 โ€” better15.5
Further details โ€” not scored
Size127 MB63 MB
Age rating17+12+
DeveloperEcoTech Finance Systems LtdFirat Kocaoglu

In-app purchases

None

Vault

No in-app purchases

None

Zerolog Chat

No in-app purchases

Questions

Is Vault free?
Vault is free to download, with no in-app purchases.
Is Zerolog Chat free?
Zerolog Chat is free to download, with no in-app purchases.
Do Vault or Zerolog Chat have ads?
Neither Vault nor Zerolog Chat shows ads.
Which is updated more often, Vault or Zerolog Chat?
Vault ships an update every 5 days, and Zerolog Chat every 3 days. Most recently, Vault was updated on October 12, 2026 and Zerolog Chat on October 3, 2026.

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