Comparison

Asterysk vs KeyVox

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

Head to head
About

Asterysk

This AI chat assistant integrates with your browser to let you interact with any webpage. It supports multiple leading AI models and allows you to use your own API keys for enhanced privacy and direct interaction with AI providers.

Highlights
  • AI chat on any webpage
  • Support for Gemini, OpenAI, Anthropic
  • Bring Your Own API Key (BYOK)
  • Context-aware page analysis
  • Conversation history by domain
  • Slash commands for quick actions
  • Floating window or sidebar view
Features
Read full description

Asterysk brings AI chat to any webpage in your Browser. Use your own API keys to chat with leading AI models — no middleman, no tracking, no servers. Features: - Multi-AI: Switch between Google Gemini, OpenAI, and Anthropic models on the fly - BYOK: Bring your own API keys — your data goes directly to the provider - Context Aware: Reads the current page so you can ask about any article, doc, or code - Conversation History: Chats organized by domain, pick up right where you left off - Slash Commands: Quick actions like summarize, explain, analyze, and generate code - Floating or Sidebar: Choose between a draggable window or full-height sidebar - 100% Privacy: No servers, no tracking — everything stays on your device

About

KeyVox

This app allows you to type messages and have them spoken aloud in your own cloned voice. It's ideal for situations where you can't speak but still want to send a voice message using your unique vocal signature.

Highlights
  • Clone your voice in seconds
  • Type and speak in any chat app
  • Natural AI voice output
  • Works with iMessage, WhatsApp, WeChat
  • Free daily voice messages
  • Unlimited Pro subscription
Features
Read full description

KeyVox turns what you type into a voice message in your own cloned voice. Type with the KeyVox keyboard in any chat app, tap the microphone key, and your words play out loud in your voice — perfect for when you can't talk but still want to send a voice message. • Clone your own voice in about 10 seconds • Works in iMessage, WhatsApp, WeChat, and more • Natural AI voice • Free: 2 voice messages per day. Pro: unlimited. KeyVox Pro is an auto-renewable subscription (Pro Yearly with a 3-day free trial). Payment is charged to your Apple ID at confirmation of purchase after the trial. It auto-renews for the same period unless turned off at least 24 hours before the period ends. Manage or cancel anytime in Settings > Apple ID > Subscriptions. Privacy Policy: https://atom-saturn-567.notion.site/KeyVox-Privacy-Policy-37cc7f4e42e780f5b268f27ebe46e7b9 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Asterysk4 screens
KeyVox4 screens

Verdict

The call

The clearest difference is monetization model: Asterysk at free against KeyVox's freemium. Asterysk also leads on update cadence (weekly vs monthly) and ratings volume (4 vs 1). On price, rating, ads and in-app purchases 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. Asterysk sells 3 one-off in-app purchases and KeyVox sells 1 in-app purchase, starting at $29.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Asterysk against 5.0 for KeyVox. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

Asterysk ships an update weekly, KeyVox monthly. Both last shipped on October 31, 2026.

Scorecard3 real differences · 7 level
Asterysk versus KeyVox: the parameters behind the verdict, then further details
ParameterAsteryskKeyVox
PriceFreeFree
Rating5.0 (4 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings4 — better1
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size17 MB8 MB
Age rating4+4+
DeveloperShivkanth Bagavathy三平 黎

Customer experience

Asterysk

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

KeyVox

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Asterysk

One-time3
  • Small Tip$1.99
  • Medium Tip$4.99
  • Large Tip$9.99
1 purchases

KeyVox

Subscriptions1
  • KeyVox Pro$29.991 Year

Questions

Is Asterysk free?
Asterysk is free to download, with in-app purchases available.
Is KeyVox free?
KeyVox is free to download, with in-app purchases available.
Which has better reviews, Asterysk or KeyVox?
Asterysk and KeyVox are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.
Do Asterysk or KeyVox have ads?
Neither Asterysk nor KeyVox shows ads.
Which is updated more often, Asterysk or KeyVox?
Asterysk ships an update weekly, and KeyVox monthly. Most recently, Asterysk was updated on October 31, 2026 and KeyVox on October 31, 2026.

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