Comparison

Pacelab Interval Timer vs GRIT

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

Head to head
About

Pacelab Interval Timer

Features
Read full description

Push your limits with Pacelab Interval Timer — the simple, powerful timer designed for HIIT, Tabata, circuit training, and any interval-based workout. 100% FREE. NO PRO VERSION. NO REGISTRATION. Just a powerful timer that helps you train better. ▸ SIMPLE & INTUITIVE No complicated menus. Set your work time, rest time, sets, and rounds — then start. The clean interface lets you focus on your workout, not your phone. ▸ VOICE-GUIDED WORKOUTS Stay in the zone with voice announcements. Hear "Go!" when it's time to work, "Halfway!" during intense intervals, and countdown alerts so you're always ready for the next phase. ▸ AUDIO & HAPTIC CUES Choose between voice announcements or beep sounds. Feel the vibration on phase changes. Never miss a transition, even when you can't see the screen. ▸ FULLY CUSTOMIZABLE - Work & rest intervals (5 seconds to 10 minutes) - Multiple sets and rounds - Optional warmup period - Round break time between rounds - Adjust everything with simple +/- controls ▸ TRACK YOUR PROGRESS View your workout history and statistics. See total workouts completed, time trained, and workout breakdowns. Stay motivated by watching your progress grow. ▸ DESIGNED FOR ATHLETES - Large, visible timer display - Color-coded phases (blue for work, gray for rest) - Previous/Next controls to skip or repeat intervals - Screen stays awake during workouts - Works offline — no account required Perfect for: • HIIT & Tabata workouts • Circuit training • Boxing & martial arts rounds • CrossFit-style WODs • Strength training rest periods • Stretching & yoga intervals • Running intervals • Any timed activity Simple. Powerful. Free. Download Pacelab Interval Timer and start training smarter today.

About

GRIT

Features
Read full description

GRIT is a fast, focused WOD timer for functional fitness, garage gyms, coaches and athletes. Choose the format, set your workout and start. GRIT includes: • For Time • AMRAP • EMOM • Tabata • Custom work/rest intervals • Time-of-day clock BUILD COMPLETE WORKOUTS Combine For Time, AMRAP, EMOM, Tabata, Intervals and Rest blocks into one session. Reorder blocks, set each phase and run the complete workout without rebuilding the clock between sections. BUILT FOR THE GYM FLOOR Use GRIT on iPhone or iPad, or turn your device sideways for a large, high-contrast workout clock. Clear work, rest and countdown colors help you understand the phase while you are moving, and distinct audio cues keep the session on track. A connected AirPlay display can show a synchronized, read-only timer. FAST, FLEXIBLE SETUP Set the time cap, duration, rounds, work, rest and count-in for the workout in front of you. Fully custom sub-minute timers are supported, and the core timer modes are available without a subscription. GRIT WORKOUT LIBRARIES AND HISTORY Search GRIT Benchmarks and GRIT Tribute Workouts by workout or movement. Save your result, mark RX or scaled, add notes and keep your recent sessions on your phone. OPTIONAL APPLE HEALTH MATCHING If you choose to grant access, GRIT can match a saved result with a nearby Apple Health workout from your Apple Watch. Health access is optional. FREE AND PRIVATE BY DESIGN No account. No subscription. No advertising. Your saved results stay on your device. If you choose Send to a mate, the workout definition is uploaded to create a shareable link. Your personal result and session notes are not shared. Download GRIT, choose a mode and start the clock.

Screenshots

Pacelab Interval Timer4 screens
GRIT4 screens

Verdict

The call

The clearest difference is update cadence: GRIT at every 3 days against Pacelab Interval Timer's every 4 months. Pacelab Interval Timer's advantage is iOS requirement (15.0 vs 18.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Pacelab Interval Timer ships an update every 4 months, GRIT every 3 days. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

Scorecard2 real differences · 4 level
Pacelab Interval Timer versus GRIT: the parameters behind the verdict, then further details
ParameterPacelab Interval TimerGRIT
PriceFreeFree
Update frequencyEvery 4 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size24 MB12 MB
Age rating4+4+
DeveloperNewbuildsoftAndrew Dunn

In-app purchases

None

Pacelab Interval Timer

No in-app purchases

None

GRIT

No in-app purchases

Questions

Is Pacelab Interval Timer free?
Pacelab Interval Timer is free to download, with no in-app purchases.
Is GRIT free?
GRIT is free to download, with no in-app purchases.
Do Pacelab Interval Timer or GRIT have ads?
Neither Pacelab Interval Timer nor GRIT shows ads.
Which is updated more often, Pacelab Interval Timer or GRIT?
Pacelab Interval Timer ships an update every 4 months, and GRIT every 3 days. Most recently, Pacelab Interval Timer was updated on September 27, 2026 and GRIT on September 28, 2026.

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