Comparison

Avast One vs ReplyAI

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

Head to head
About

Avast One

Safeguard your digital life with comprehensive protection against online threats, scams, and identity theft. Secure your Wi-Fi, encrypt your traffic with a VPN, and protect your sensitive data.

Highlights
  • AI-powered scam protection
  • Call and SMS blocking
  • Malicious website blocker
  • VPN for secure browsing
  • Network intrusion detection
  • Identity and hack alerts
  • Encrypted photo vault
Read full description

Protect against online threats & other types of malware with Avast One, our free All-in-one Mobile security app for iOS. Trusted by hundreds of millions. Avast One is your personal digital guardian; choose protection your way, for your life's online moments.  Avast One  - Avast Free Security - Stay safer from scams and malware with award-winning (AV-Comparatives) security that’s free and easy-to-use  - Scam Guardian - Stay safer from scams with expert help  - Avast SecureLine VPN - Keep your online activities hidden from internet service providers, hackers, and advertisers with our private VPN  - Avast Cleanup - Clean up your devices by getting rid of junk files like browser history, duplicate photos, and old contacts  - Mobile Security - Keep your device safer against malware with 24/7 protection  - Hack Alert - Stay informed about password leaks  - Network Inspector (Wi-Fi Security) - Confidently connect to Wi-Fi anywhere. Stop hackers from accessing your personal data.  - Secure your device against phishing attacks from emails and infected websites  Scam Guardian  - 24/7 AI-powered scam protection - Web Guard - Advanced AI tools to help keep you safe from hidden scams while browsing, banking, and shopping online. Scan and block malware-infected links, as well as Trojans, adware, and spyware (for privacy and safe web browsing, e.g. Chrome).  - Avast Assistant - Think someone’s trying to scam you? Get answers quickly from Avast Assistant, your built-in AI partner  Scam Guardian Pro  - Call Guard (Call Blocker) - Automatically blocks scam calls and labels if the call is a potential scam, spam, or a verified business - Safe SMS - AI-powered scam protection for every text message  - Email Guard - It flags potential email scams, phishing, and infected attachments so you'll always know what's safe to open. Avast SecureLine VPN  - Protect your privacy  - Keep your online activities hidden from internet service providers, hackers, and advertisers with our private VPN (Virtual Private Network).  - Use the perfect location for whatever you’re doing  - Connect to over 100 locations worldwide, so you can enjoy what you’re doing more securely and privately.  - Watch shows and sports wherever you are more safely with streaming-optimized servers  About our subscriptions: - Free trial requires activation of annual subscription (see in-app product pricing). During these trial periods, you can cancel anytime free of charge, as long as you do so before the final 24 hours of your trial. - Your subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - You will be charged for renewal within 24 hours prior to the end of the current period, for the same duration and at the current subscription rate. - Payment will be charged to your App Store Account. - You can manage your subscriptions and turn off auto-renewal by going to your Account Settings after purchase. - Cancellation of the current subscription is not allowed during your active subscription period. - Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. * VPN service is not available for use within India as a result of governmental regulations requiring the logging and saving of user data, but you can still use your VPN service when traveling outside of India. Privacy Policy available at https://www.avast.com/privacy-policy Terms and Conditions info at https://www.avast.com/eula

About

ReplyAI

Features
Read full description

Write smarter emails in seconds—without stress! Tired of spending minutes crafting the perfect reply? AI Email Reply helps you write professional, polite, and natural emails instantly—in multiple languages. Just paste the email, choose your tone and language, and let AI do the work. Why you'll love it: Multi-Language Support: Write, reply, and polish emails in multiple languages with native-level fluency—perfect for global communication. Reply, Rewrite, or Summarize: Handle emails your way. Intent Buttons: One-tap for common business actions—Accept, Decline, Follow up, Apologize, and more. Tone & Length Control: Professional, Polite, Friendly, or Firm—Short, Medium, or Detailed. Polish & Improve: Make your drafts more natural, clear, and professional without changing meaning. Quick Templates: Ready-to-use replies for meetings, thank-yous, apologies, and requests. Continuous Editing: Regenerate, shorten, make more polite, or more direct—perfect for fine-tuning every reply. Perfect for work, business, and daily communication—across languages and cultures. Save time, impress your colleagues worldwide, and write emails with confidence—every single time.

Screenshots

Avast One4 screens
ReplyAI4 screens

Verdict

The call

The clearest difference is chart position: Avast One at #167 against ReplyAI's unranked. ReplyAI's advantage is iOS requirement (15.1 vs 17.0). On price, ads, 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. Avast One sells 10 in-app purchases, starting at $2.49 per month and ReplyAI sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 9 level
Avast One versus ReplyAI: the parameters behind the verdict, then further details
ParameterAvast OneReplyAI
PriceFreeFree
Rating4.7 (100K ratings) — better—
Positive reviews53.7% of reviews—
Number of ratings100K — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
Best chart rank#167 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size519 MB17 MB
Age rating4+4+
DeveloperAVAST Software s.r.o金洪 廖

Bugs and requests

Avast One

Reported bugs

3 issues
  • VPN repeatedly disconnecting or not working as expected
  • App blocking access to certain websites and apps
  • Inconsistent performance and stability issues

Requested features

3 requests
  • Ability to choose VPN server location
  • More comprehensive scanning and virus removal capabilities
  • Better integration with other security features

ReplyAI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Avast One

Subscriptions10
  • Monthly7 Days trial$2.491 Month
  • Monthly7 Days trial$4.991 Month
  • Yearly subscription14 Days trial$19.991 Year
Show 7 more
  • Ultimate subscription14 Days trial$24.991 Year
  • 1 Year14 Days trial$28.991 Year
  • 1 year Ultimate14 Days trial$29.991 Year
  • Ultimate subscription7 Days trial$29.991 Year
  • Avast Mobile Security Ultimate$39.991 Year
  • Avast Mobile Security Ultimate7 Days trial$39.991 Year
  • Ultimate subscription7 Days trial$39.991 Year
2 purchases

ReplyAI

Subscriptions2
  • Monthly Access$5.991 Month
  • Annual Plan (Save 50%)$35.991 Year

Questions

Is Avast One free?
Avast One is free to download, with in-app purchases available.
Is ReplyAI free?
ReplyAI is free to download, with in-app purchases available.
Do Avast One or ReplyAI have ads?
Neither Avast One nor ReplyAI shows ads.

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