Asterysk vs KeyVox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
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.
- 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
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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
Verdict
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
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.
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.
Asterysk ships an update weekly, KeyVox monthly. Both last shipped on October 31, 2026.
| Parameter | Asterysk | KeyVox |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | 1 |
| Update frequency | Weekly — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 17 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Shivkanth Bagavathy | 三平 黎 |
Customer experience
Asterysk
KeyVox
In-app purchases
Asterysk
- Small Tip$1.99
- Medium Tip$4.99
- Large Tip$9.99
KeyVox
- KeyVox Pro$29.991 Year









