Comparison

Spartimer vs Boxing Timer

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

Head to head
About

Spartimer

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Spartimer is the fighter’s round timer—perfect for boxing, MMA, BJJ and HIIT workouts. Train Like a Champion Shadowbox, hit the heavy bag, grind through Tabata circuits or spar five-minute rounds. Spartimer keeps you on rhythm so you can focus on power, footwork and cardio. Built for Combat Sports • Fully customizable work, rest and prep times • Unlimited rounds with Spartimer Plus • Loud bell, voice, vibration or haptic cues—works great with Bluetooth speakers & headphones • Clean interface: no ads, no login, zero distractions Perfect For • Boxing drills & sparring • MMA / Muay Thai pad work • BJJ / grappling rounds • HIIT, Tabata & Cross-Functional conditioning Spartimer Plus (One-time purchase) Unlimited rounds Alternate app icons—match your gym vibe No subscriptions. Pay once, train forever. Stay Consistent Whether you’re learning your first jab-cross or cutting weight for a title fight, Spartimer keeps every round honest. Download now and start your next session in seconds.

About

Boxing Timer

This interval timer is designed for combat sports and HIIT workouts. It offers customizable round timers with authentic sound cues and visual indicators. Track your training progress with detailed statistics and view your timer on your Lock Screen or Dynamic Island.

Highlights
  • Authentic boxing round timer with bell sounds
  • Customizable workout profiles for various training styles
  • Live Activities and Dynamic Island integration
  • Detailed training statistics and progress tracking
  • Color-coded visuals for phase indication
  • Adjustable round, work, rest, and prepare times
Features
Read full description

Your corner. Your rules. Your timer. CornerSense is the boxing timer and interval timer built for fighters. Whether you're hitting the heavy bag, shadow boxing, training Muay Thai, or doing a HIIT workout — CornerSense keeps your rounds tight and your rest on point. PROFESSIONAL BOXING TIMER Authentic boxing round timer with real bell sounds and round voiceovers. Set your round duration from 30 seconds to 5 minutes, choose your rest intervals, and train like a pro. Prepare phase, work phase, rest phase — all timed to perfection with color-coded visuals so you always know where you stand. FULLY CUSTOMIZABLE PROFILES Create unlimited workout timer profiles for every style of training. Boxing fundamentals, HIIT circuits, kickboxing drills, Muay Thai rounds, conditioning work — save each setup and switch between them in a tap. Adjust rounds, work time, rest time, and prepare time with an intuitive rotating dial. LIVE ACTIVITIES & DYNAMIC ISLAND See your boxing timer right on your Lock Screen and Dynamic Island. Never miss a round change even when your phone is across the gym. Your current phase, round number, and countdown — always visible at a glance. DETAILED TRAINING STATS Track every session automatically. See daily, weekly, monthly, and yearly breakdowns of your training. Activity heatmaps, streak tracking, personal bests, peak training hours, and sparkline comparisons — all to keep you accountable and motivated. Privacy Policy: https://www.cornersense.com/privacy Terms of Use: https://www.cornersense.com/terms EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Spartimer4 screens
Boxing Timer4 screens

Verdict

The call

The clearest difference is update cadence: Boxing Timer at every 2 days against Spartimer's fortnightly. Boxing Timer also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price, 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. Spartimer sells 1 one-off in-app purchase and Boxing Timer sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Spartimer ships an update fortnightly, Boxing Timer every 2 days. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.

Scorecard3 real differences · 6 level
Spartimer versus Boxing Timer: the parameters behind the verdict, then further details
ParameterSpartimerBoxing Timer
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.1 — better
Further details — not scored
Size3 MB54 MB
Age rating4+4+
DeveloperPierre LENOBLEAlizandro Lopez

In-app purchases

1 purchases

Spartimer

One-time1
  • Spartimer Plus!$1.99
3 purchases

Boxing Timer

Subscriptions2
  • CornerSense Pro Monthly$3.991 Month
  • CornerSense Pro Yearly$19.991 Year
One-time1
  • CornerSense Pro Lifetime$49.99

Questions

Is Spartimer free?
Spartimer is free to download, with in-app purchases available.
Is Boxing Timer free?
Boxing Timer is free to download, with in-app purchases available.
Do Spartimer or Boxing Timer have ads?
Neither Spartimer nor Boxing Timer shows ads.
Which is updated more often, Spartimer or Boxing Timer?
Spartimer ships an update fortnightly, and Boxing Timer every 2 days. Most recently, Spartimer was updated on September 10, 2026 and Boxing Timer on June 1, 2026.

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