Comparison

ROUNDS vs Mirror Delay

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

Head to head
About

ROUNDS

This app transforms shadow boxing into a convenient, equipment-free workout. It uses your phone's camera to track punches, count reps, and monitor pace, offering various training modes and progress tracking. Share your workout summaries and compete with friends.

Highlights
  • Real-time punch detection
  • Rep counting and pace tracking
  • Multiple training modes (Free Spar, Challenge, Reflex, etc.)
  • Workout session history and progress tracking
  • Shareable workout summaries and videos
  • Game Center integration for leaderboards
Read full description

ROUNDS turns your iPhone into a live punch counter and round timer for shadow boxing and conditioning. On-device camera tracking counts punches and supported movements while you train. No bag, wearable, or Apple Watch required. PUT YOUR PHONE DOWN. START BOXING. ROUNDS handles the timer, punch count, transitions, and spoken guidance so you can focus on the work. BUILT AROUND YOUR WEEK Tell ROUNDS your goal, experience, and how many nights you can train. You get a fight card with your rounds, training days, and a first milestone, plus optional reminders scheduled on your phone. TRAIN YOUR WAY • Start My Rounds: One tap starts your plan. No setup. • Free Spar: Boxing rounds with live punch counting, pace, round length, and rest. • Custom Session: Mix Free Spar, conditioning, Freestyle, and Rest blocks in any order with time or rep targets. Repeat for up to 24 rounds with a subscription. • Endurance: Keep punching and track total output and pace. • Repeat Workout: Start again with the exact setup from a past session. CONDITIONING Push-ups, Squats, Squat Jumps, Burpees, Jumping Jacks, Jump Rope, High Knees, Lateral Hops, and Butt Kicks are counted live by the camera. Freestyle and Rest are timed. REPLAYS AND AUTO-SAVE Recording is optional and off by default. Save a screen replay, with or without microphone audio. Turn on Auto-save to Photos and your result card and replay save the moment you finish. ROUNDS only asks to add to Photos. It cannot see your library. PUNCH GAMES Reflex, Spar Invaders, and Pad Strike add quick target-based rounds for fun and reactions. TRACK REAL PROGRESS • Session history and weekly attendance • Round-by-round punch output and boxing pace • Conditioning reps and work time • Comparisons between matching workouts • Result cards to save and share • Game Center rankings and friend challenges • Fight Night design in dark and light TRY ROUNDS Complete three Free Spar or Custom Sessions of up to three rounds before choosing a subscription. The practice round in onboarding doesn't count. Eligible users can start a free trial. Pricing, billing, and trial details are shown before purchase. PRIVACY BY DESIGN Pose analysis and punch detection happen on your device. No account required. ROUNDS does not collect camera footage, pose data, microphone content, or names for analytics. ACCURACY Counts are training estimates, not official scoring. Lighting, framing, angle, and speed affect accuracy. For best results, stand 6 to 8 feet back, keep your body visible, and use a simple background. Train in a clear space and stop if you feel pain or discomfort. Make every round count. Privacy Policy: https://www.wastedrabbits.com/products/rounds-shadow-boxing#privacy Terms of Use: https://www.wastedrabbits.com/products/rounds-shadow-boxing#terms

About

Mirror Delay

Features
Read full description

See the move you just made. Mirror Delay is a simple delay mirror for training. Open the app, allow the camera, and watch your movement a few seconds later — built for athletes, dancers, martial artists, and anyone improving their form, without recording a full video to review later. Free: - Delay mirror (front camera) - Choose your delay, from 1 to 30 seconds - No account, no sign-up Mirror Delay Plus adds tools for building a better practice setup: - Two-Device Mirror — one device is the camera, the other is the display - Landscape — hold your device sideways for a wider view - Interval Timer — hear a sound at each delay interval while you train - Zoom — zoom in for detail (rear 0.5× ultra-wide supported) - Flip — switch between the front and rear cameras Mirror Delay does not require an account. Your camera view stays on your device unless you use Two-Device Mirror to show it on another nearby device. Mirror Delay Plus is an auto-renewable subscription. Choose monthly or yearly (with a 14-day free trial); the price is shown on the App Store and in the app. Payment is charged to your Apple Account at purchase confirmation. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your App Store account settings. Terms of Use: https://kaoru811.github.io/mirror-delay/terms Privacy Policy: https://kaoru811.github.io/mirror-delay/privacy

Screenshots

ROUNDS4 screens
Mirror Delay3 screens

Verdict

The call

The clearest difference is update cadence: Mirror Delay at every 6 days against ROUNDS's every 2 weeks. 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. ROUNDS sells 2 in-app purchases, starting at $3.99 per month and Mirror Delay sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ROUNDS ships an update every 2 weeks, Mirror Delay every 6 days. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

Scorecard1 real difference · 8 level
ROUNDS versus Mirror Delay: the parameters behind the verdict, then further details
ParameterROUNDSMirror Delay
PriceFreeFree
Rating5.0 (5 ratings) — better—
Number of ratings5 — better—
Update frequencyEvery 2 weeksEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size24 MB4 MB
Age rating4+4+
DeveloperWasted RabbitsKaoru Okamoto

In-app purchases

2 purchases

ROUNDS

Subscriptions2
  • Spar Pro3 Days trial$3.991 Month
  • Spar Pro3 Days trial$29.991 Year
2 purchases

Mirror Delay

Subscriptions2
  • Mirror Delay Plus Monthly$3.991 Month
  • Mirror Delay Plus Yearly14 Days trial$29.991 Year

Questions

Is ROUNDS free?
ROUNDS is free to download, with in-app purchases available.
Is Mirror Delay free?
Mirror Delay is free to download, with in-app purchases available.
Do ROUNDS or Mirror Delay have ads?
Neither ROUNDS nor Mirror Delay shows ads.
Which is updated more often, ROUNDS or Mirror Delay?
ROUNDS ships an update every 2 weeks, and Mirror Delay every 6 days. Most recently, ROUNDS was updated on October 10, 2026 and Mirror Delay on October 16, 2026.

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