Comparison

Caster App vs audiOS Terminal Keyboard

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

Head to head
About

Caster App

Streamline social event planning and eliminate tedious group texts. Easily organize gatherings, from casual meetups to large festivals, and keep all event details in one accessible place. Connect with friends and family through private groups or discover public communities.

Highlights
  • Streamlined event planning
  • Eliminates group texts/emails
  • Syncs with phone contacts
  • Centralized event logistics
  • Event information stream
  • Private and public groups
Features
Read full description

Caster was founded to eliminate the archaic way of how people make plans. No longer will users be annoyed by group text messages and email chains. Caster streamlines the entire process for all social events, from drinks with friends to attending a music festival. Easily and Quickly Plan Any Event With Friends: Planning events has never been easier. Caster allows you to plan events, no matter how small or how large -- from concerts and ballgames to family reunions, or just grabbing drinks with your friends. Caster syncs directly with your phone contacts so you can easily invite all of your friends or family to an event. Once your event is planned, Caster will provide a full breakdown of event logistics. My Stream: Never lose your event information again. Tired of combing through your email and texts for an address to an event? My stream gives you the opportunity to interact with all your events and groups in one simple platform. Reply to new event invitations, access your groups, and view your upcoming events Event Logistics: Your entire calendar at the click of a button. See the details of your scheduled events all in one place. Caster makes it easy to see who’s been invited, who’s going, where and when your events are taking place- whether you are planning the event yourself or just attending! Groups: Create a private group or join one of ours! Quickly create private groups with your family, friends or co-workers to stay connected and plan events even faster. Join one of our public groups to connect with others Casters that share similar interests. Control Your Event: It’s your event, take control! We make guest lists simple. Caster allows you to quickly view your entire guest list and know in an instant who’s coming, who’s not, and who still needs to respond.

About

audiOS Terminal Keyboard

This voice-to-text keyboard transcribes speech into text in near real-time, working across all iOS apps. It offers features like a safety switch for accidental sends and quick access shortcuts for terminal users. Enjoy a unique hardware-inspired aesthetic with haptic feedback and sound effects.

Highlights
  • Real-time speech transcription
  • Works in any iOS app
  • Safety switch for accidental sends
  • Terminal shortcuts
  • Live Activity status
  • Hardware-inspired aesthetic
Read full description

Voice-to-text keyboard that turns speech into text faster than you can type. audiOS sits in your keyboard tray and transcribes speech in near-real-time using the speech model you choose — cloud, live-streaming, or fully on-device. Speak naturally. WORKS EVERYWHERE • iMessage, WhatsApp, Slack, Notes, Mail, social media — anywhere the iOS keyboard works • ARM/DISARM safety switch — armed mode submits text with a newline, disarmed mode inserts only. No accidental sends. • Built-in TMUX / Claude Code shortcut pages for terminal power users HOW IT WORKS 1. Open the audiOS app and tap START to activate the background audio service 2. Switch to any app and select the audiOS keyboard 3. Tap REC to record — speak naturally 4. Watch your transcript appear in real-time on the keyboard display 5. Tap INSERT to paste text POWER FEATURES: • LIFT - Cut the text before your cursor into a stack, INSERT to paste it anywhere else • ARM - **Claude Code only** ARM-up: INSERT adds a newline, ARM-down: INSERT submits the prompt • AUTO - **Claude Code only** Automatically press INSERT every 1 second LIVE ACTIVITY Recording status appears on your Lock Screen and Dynamic Island so you always know when the mic is hot. CHOOSE YOUR MODEL • Cloud models from Groq, OpenAI, xAI, and Cloudflare (Deepgram) — each row names who runs it • Live models stream your voice while you speak, so your text is ready the instant you stop • On-device models (Apple, WhisperKit) keep your audio on your phone FINE-TUNE YOUR EXPERIENCE • Idle shutdown control — keep the audio service alive from 5 minutes to 4 hours depending on your workflow HARDWARE AESTHETIC Inspired by legendary field recorders. Convex mechanical buttons with haptic feedback and tape-deck sound effects. An OLED-style display. It's a real device. 14-DAY FREE TRIAL Try audiOS free for 14 days. Then unlock with a one-time Lifetime purchase or a monthly subscription. With a cloud or live model, your audio is sent through our proxy server to the company that runs that model (Groq, OpenAI, xAI, or Cloudflare/Deepgram) for transcription. On-device models never leave your phone. We do not store your audio. See our privacy policy for details. Requires iOS 26.0+. Keyboard extension requires Full Access enabled in Settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Caster App4 screens
audiOS Terminal Keyboard4 screens

Verdict

The call

The clearest difference is in-app purchases: Caster App at none against audiOS Terminal Keyboard's 2. Caster App also leads on update cadence (every 3 weeks vs every 2 months) and ratings volume (16 vs 3). audiOS Terminal Keyboard's advantage is rating (5.0 vs 4.8). On price, ads 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. audiOS Terminal Keyboard sells 2 in-app purchases, starting at $4.99 per month. Caster App asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

audiOS Terminal Keyboard holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Caster App has 16 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Caster App ships an update every 3 weeks, audiOS Terminal Keyboard every 2 months. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
Caster App versus audiOS Terminal Keyboard: the parameters behind the verdict, then further details
ParameterCaster AppaudiOS Terminal Keyboard
PriceFreeFree
Rating4.8 (16 ratings)5.0 (3 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings16 — better3
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS11.0 — better26.0
Further details — not scored
Size34 MB29 MB
Age rating4+4+
DeveloperCaster LLCLuis Gutierrez

Customer experience

Caster App

All ratings16 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

audiOS Terminal Keyboard

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Caster App

No in-app purchases

2 purchases

audiOS Terminal Keyboard

Subscriptions1
  • audiOS Pro$4.991 Month
One-time1
  • Lifetime Unlock$24.99

Questions

Is Caster App free?
Caster App is free to download, with no in-app purchases.
Is audiOS Terminal Keyboard free?
audiOS Terminal Keyboard is free to download, with in-app purchases available.
Which has better reviews, Caster App or audiOS Terminal Keyboard?
audiOS Terminal Keyboard is rated higher. Caster App averages 4.8 out of 5 from 16 ratings, while audiOS Terminal Keyboard averages 5.0 from 3 ratings.
Do Caster App or audiOS Terminal Keyboard have ads?
Neither Caster App nor audiOS Terminal Keyboard shows ads.
Which is updated more often, Caster App or audiOS Terminal Keyboard?
Caster App ships an update every 3 weeks, and audiOS Terminal Keyboard every 2 months. Most recently, Caster App was updated on October 24, 2026 and audiOS Terminal Keyboard on October 24, 2026.

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