SPAR Debate
Practice debate with AI
Argue a side in a timed back-and-forth round with an AI opponent that pushes back on your reasoning.
AI feedback in seconds
Speak with confidence.
Practice every day.
VoxStar is the speech & debate coach that fits in your pocket. Pick a mode, hit record, and get warm, specific feedback on score, pace, filler words, and what to try next.
9 ways to practice across debate, speech, and learning
Fast reps record and review in one flow
Real feedback score, pace, fillers, notes
Nine ways to practice and learn
The whole speech & debate season, in one app.
Choose structured debate, quick speaking reps, daily challenges, or guided learning whenever you want to practice.
Casual Speech
Speak with confidence
Pick a friendly topic and run a lower-pressure rep when you want to build confidence without a full round.
Impromptu Speech
Think fast, speak clearly
Get a surprise prompt, organize your points on the fly, and deliver under time pressure like the real event.
Browse impromptu speech prompts →Tongue Twisters
Sharpen your diction
Loosen up your mouth muscles with quick reps that target pronunciation, pacing, and ending consonants.
Debate Practice
Practice both sides
Build a case for and against the resolution, work through timed sections, and repeat until your arguments land.
Daily Challenge
Sharpen your instincts
Answer a few quick questions each day to build stronger reasoning habits one rep at a time.
Pick a Side
Fun topics. Quick arguments.
Choose a side on timely, funny, or surprising topics and trade arguments with an AI opponent.
Watch & Learn
Watch short lessons
Learn debate and speaking fundamentals through short video lessons you can revisit anytime.
Learning Center
Build one skill at a time
Choose a focused skill, learn the idea, practice it with challenges, and try it out loud.
How it works
From cold open to coach's notes in about ninety seconds.
01
Pick a mode
Choose a structured debate, a quick speaking rep, a daily challenge, or a focused learning session.
02
Tap to record
A topic appears, the timer starts, and you focus on the rep instead of setting up a whole practice room.
03
Get coached
Review score, pace, filler words, and a short coach's note while the last attempt is still fresh in your head.
AI feedback that feels human
A coach who listens to every rep and tells you what to try next.
VoxStar is strongest when you want specific, repeatable feedback without waiting for the next team practice. The notes stay short, warm, and actionable.
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A score out of 10 every rep Each session lands on a 1–10 score so you can see whether your last attempt was your best one yet.
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Pace and filler words, measured VoxStar checks your words-per-minute and counts filler words like "um" and "like" so you know exactly what to tighten.
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History and weekly trends Saved sessions, a best-score-by-mode view, and an average-score-per-week trend show whether you're actually getting better.
Streaks · stats · style
Practice sticks when the routine feels easy to keep.
VoxStar makes repeat reps visible. A streak, a history view, and quick feedback loops give students a reason to come back tomorrow instead of waiting for the next tournament.
Streak
Daily
Build the habit with short reps
History
Saved
See prior practices in one place
Feedback
Fast
Review while the rep is still fresh
Languages
EN · 中文
Practice in English or Simplified Chinese
Why students come back
Built around real practice habits, not fake hype.
One app, nine ways to practice
Debate, speech, daily challenges, and guided learning all live in the same app, so your practice stays in one place.
Feedback you can compare
Students can revisit earlier attempts and look for movement in score, pace, fillers, and confidence over time.
Short reps beat waiting
The whole flow is designed for repeat practice between meetings, rounds, and classes instead of only at formal team practices.
Pricing
Free to start. Clear upgrade paths when you want more reps.
Begin with a free trial so you can run a few real sessions before deciding. Pricing is shown inside the app at checkout.
Getting started
Free to begin
Try the core practice loop before committing.
See how VoxStar works
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Choose a modeStart with the format you need today instead of digging through setup.
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Record a practiceRun short reps whenever there is time between school, practice, or tournaments.
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Review feedbackSee score, pace, fillers, and the coach's note right after you finish speaking.
Most popular
VoxStar Pro
More practice depth
For students who want extra reps and a longer-term view.
Ask about current options
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More room to practiceBest for students who want VoxStar to be part of a steady weekly routine.
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Deeper historyLook back at prior attempts and spot whether your pacing and confidence are trending in the right direction.
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Longer feedback loopUse repeat reps to refine the same event instead of treating each attempt like a one-off.
Coaches & teams
Talk to us
Running a debate team or speech class? Reach out about coach and team use.
Open contact page
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Ask about team setupsWe're happy to discuss what works for a squad practicing together between tournaments.
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Privacy & data questionsThe privacy policy and terms cover how practice data is stored; ping us if you need more detail.
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Feature requests welcomeTell us what events you compete in and what you'd like VoxStar to add next.
FAQ
Questions, answered.
VoxStar is aimed at students practicing speech and debate events, plus anyone who wants a lower-friction way to rehearse speaking out loud.
After every rep you get a 1–10 score, your speaking pace in words per minute, a count of filler words like "um" and "like", and a short coach's note on what to try next. History stores past sessions so you can watch your weekly average move.
VoxStar is available now on the App Store and Google Play — it's free to download. Tap either badge in the Get VoxStar section to install.
Get VoxStar on your phone.
VoxStar is live on the App Store and Google Play. Download it free and start practicing today.