Comparison

KeyZ vs Zai Chat

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

Head to head
About

KeyZ

Securely store and easily access all your account passwords, notes, addresses, and credit card details. Protect your sensitive information with strong encryption, accessible only with your master password. Never forget a password again and simplify your digital life.

Highlights
  • Password storage
  • Secure encryption
  • Master password protection
  • Store notes and addresses
  • Credit card information storage
  • Easy access to credentials
Features
Read full description

Imagine that you just bought a television and accessed Netflix to watch that show you wanted so much. After making a mistake in your password countless times, you only have one option left: resetting the password for the umpteenth time. Enough! The name KeyZ is a word game, combining Key with Easy. With KeyZ you have access to all your account passwords, in the palm of your hand! Do you want to enter Spotify on your friend's party and don't remember the password? Log in to KeyZ, authenticate yourself and view your password quickly to celebrate with the crowd! Don't waste time trying to remember your passwords. If you are tired of making mistakes in your passwords and have reset them countless times, download this application and be practical with your keys! Only you have access to your data. Your safety is guaranteed! To access the application, it is necessary to enter a master password. All of your entered data is encrypted with the key you entered. That way, only you have the key to read your encrypted data! Without your key, your data is the same as the letters on the Matrix! This application was created by a person who also keeps forgetting and resetting their passwords! So use this app as your key ring to open any lock! You can add an account, note, address, credit card and more!

About

Zai Chat

Features
Read full description

O Zai é um aplicativo que permite que você se conectem e conversem com diferentes empresas de forma simples e organizada em um único lugar. Com ele, você pode enviar mensagens, acompanhar atendimentos e centralizar todas as suas conversas com empresas, sem precisar alternar entre vários canais. E o melhor você descobre várias empresas com base no seu endereço O app foi criado para facilitar a comunicação entre clientes e empresas, oferecendo mais praticidade, agilidade e organização no atendimento.

Screenshots

KeyZ4 screens
Zai Chat4 screens

Verdict

The call

The clearest difference is ads: Zai Chat at none against KeyZ's shown. Zai Chat also leads on update cadence (every 3 days vs monthly). KeyZ's advantage is iOS requirement (12.0 vs 15.1). On price, 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

KeyZ ships an update monthly, Zai Chat every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
KeyZ versus Zai Chat: the parameters behind the verdict, then further details
ParameterKeyZZai Chat
PriceFreeFree
Rating5.0 (10 ratings) — better—
Positive reviews93.3% of reviews—
Number of ratings10 — better—
Update frequencyMonthlyEvery 3 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better15.1
Further details — not scored
Size50 MB48 MB
Age rating+44+
DeveloperMarcello CamaraHg Consultoria

In-app purchases

None

KeyZ

No in-app purchases

None

Zai Chat

No in-app purchases

Questions

Is KeyZ free?
KeyZ is free to download, with no in-app purchases.
Is Zai Chat free?
Zai Chat is free to download, with no in-app purchases.
Do KeyZ or Zai Chat have ads?
KeyZ shows ads; Zai Chat does not.
Which is updated more often, KeyZ or Zai Chat?
KeyZ ships an update monthly, and Zai Chat every 3 days. Most recently, KeyZ was updated on November 3, 2026 and Zai Chat on October 31, 2026.

Other comparisons