Comparison

Kettlebell Lab vs IronBell

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

Head to head
About

Kettlebell Lab

This app offers personalized kettlebell training with expert-designed programs and customizable workout builders. Track your progress, heart rate with Apple Watch, and utilize various interval training modes. Access a comprehensive exercise library for effective strength building.

Highlights
  • 36 expert-designed programs
  • Custom multi-week plan builder
  • Quick workout options
  • Tabata and HIIT modes
  • Apple Watch heart rate tracking
  • Exercise library with videos
  • Live Activity for Lock Screen tracking
Features
Read full description

Kettlebell Lab is a personalized training app built specifically for kettlebell workouts. Follow any of the 36 expert-designed programs, build your own multi-week plan, or jump into a quick workout. Kettlebell Lab keeps your training organized and your progress on track, all with built-in Apple Watch heart rate tracking. FEATURED PROGRAMS & WORKOUTS (Premium) Skip the planning and start training with a library of expert-designed kettlebell training: • Multi-week featured programs for every level, ranging from 3 to 20 weeks. • Ready-to-go pre-made workouts you can start in seconds. • A range of training styles using single bells, double bells, and bodyweight. QUICK WORKOUTS Pick your exercises, set your weights, and go. Choose your workout format: • Standard — classic sets and rest • Circuit — rounds with multiple exercises • TABATA — high-intensity interval training with a built-in timer Create workouts with nearly every possible kettlebell feature, including EMOM interval timers, AMRAP and AMSAP blocks, laddered sets, and many more. Tap the info button beside any format to see exactly how it runs. TABATA MODE Turn any circuit into high-intensity interval training: • Set your own work interval, rest interval, and round count (20 seconds on, 10 seconds off, 8 rounds by default). • Give every round its own exercise or cycle a single exercise through the whole block. • A spoken count-in and interval cues keep you moving without watching the screen. • Follow the countdown on Apple Watch and from your Lock Screen. PROGRAM BUILDER (Premium) Design structured multi-week kettlebell programs tailored to your goals: • Set weekly schedules with repeating, alternating, or fully custom week patterns. • Configure automatic weight and rep progression, including linear or custom per day. • Add ascending and descending rep ladders for advanced training. • Build Tabata, EMOM, AMSAP, and AMRAP work into any training day. • Manage multiple programs and switch between them. APPLE WATCH HEART RATE Pair with Apple Watch to track heart rate throughout every workout. View live HR, average, and max during your session, then review detailed heart rate charts in your workout history. Log AMRAP reps and follow your Tabata intervals right from your wrist. EXERCISE LIBRARY Browse a complete kettlebell exercise glossary with categories for grinds, ballistics, carries, core work, combos, and complexes. Many exercises include video demonstrations and technique explanations. TEMPLATES (Premium) Save any workout or entire program as a reusable template. Load templates to quickly set up new workouts or programs without rebuilding from scratch. LIVE ACTIVITY Track your workout from the Lock Screen and Dynamic Island. See your current exercise, set count, and timer without opening the app, and even pause or resume without unlocking. Audio cues keep coming while your phone is locked, and your workout pauses automatically for a call, Siri, or an alarm. STATS & HISTORY Review every completed workout with detailed session logs. Premium unlocks heart rate charts, exercise history trends, and program progress analytics. MORE FEATURES • Configurable warm-up and cool-down timers • Workout reminders on your schedule • Sound effects and voice announcements • Dark mode • iCloud sync across devices PREMIUM Start with a 7-day free trial, then keep Premium with a monthly or yearly subscription. Due to numerous requests, we now offer a one-time Lifetime purchase. Download Kettlebell Lab and start training today. Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID settings. Lifetime access is a one-time purchase with no auto-renewal. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://multifidus.github.io/kettlebell-lab-privacy/privacy-policy

About

IronBell

This app offers expert-designed kettlebell workout routines and guided rep-by-rep sessions. It features a comprehensive exercise library with video demonstrations and tracks your progress automatically. Customize your training based on your goals and available equipment.

Highlights
  • Expert-built kettlebell routines
  • Guided rep-by-rep sessions
  • 65+ kettlebell exercises with video
  • Progress tracking (volume, sessions, streaks)
  • Customizable workout plans
  • Equipment adaptation (My Bells)
  • Freestyle workout logging
Features
Read full description

Serious kettlebell training, made simple. IronBell gives you expert-built routines, guided rep-by-rep sessions, and smart progress tracking — designed 100% around the bell, not adapted from a generic gym app. MASTER EVERY EXERCISE Explore 65+ kettlebell exercises with clear video demonstrations, organized by muscle group and movement pattern. Swings, cleans, snatches, presses, get-ups — learn them all with proper form. EXPERT ROUTINES, READY TO GO Choose from coach-built routines spanning 12 to 51 minutes — strength, fat loss, conditioning, muscle building, and athleticism. Pick your focus, press start, and IronBell handles the rest. GUIDED SESSIONS, REP BY REP Follow along with exercise demos, rep targets, and rest timers. Big, glanceable controls designed for mid-workout use — complete a set with one tap and keep moving. BUILT AROUND YOUR GOAL A quick setup shapes your plan around what you're training for: build strength, burn fat, improve conditioning, move better, build muscle, or develop athleticism. MY BELLS — TRAIN WITH WHAT YOU OWN Tell IronBell which kettlebells you have, and your workouts adapt to your equipment. One bell or a full rack, at home or in the gym — your plan fits your setup, not the other way around. LOG ANY WORKOUT IN SECONDS Not following a routine today? Start a freestyle session and log sets, weight, and reps with lightning-fast controls. Perfect for when you just want to train. TRACK YOUR PROGRESS Volume lifted, sessions completed, time trained, streaks, and effort — captured automatically. Watch the numbers climb week after week. BUILD YOUR OWN ROUTINES Hand-pick exercises, sets, and reps to create custom routines that match exactly how you train. WHY KETTLEBELL ATHLETES CHOOSE IRONBELL - 100% kettlebell — every exercise, routine, and feature is built for the bell - Complete exercise library with clear video demos - Guided training that feels like a coach, not a spreadsheet - Fast, focused logging for home gym and travel workouts - Clean, dark interface designed for training, not scrolling Whether you're picking up your first kettlebell or chasing a heavier press, IronBell meets you where you are and grows with you. Download IronBell and start swinging today.

Screenshots

Kettlebell Lab4 screens
IronBell4 screens

Verdict

The call

The clearest difference is ads: Kettlebell Lab at none against IronBell's shown. Kettlebell Lab also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 77%). IronBell's advantage is ratings volume (87 vs 2). On price, in-app purchases, monetization model 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. Kettlebell Lab sells 3 in-app purchases, starting at $4.99 per month and IronBell sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Kettlebell Lab holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: IronBell has 87 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Kettlebell Lab's written reviews are positive against 77% of IronBell's.

UpkeepUpdate frequency

Kettlebell Lab ships an update every 5 days, IronBell every 2 weeks. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

Scorecard5 real differences · 5 level
Kettlebell Lab versus IronBell: the parameters behind the verdict, then further details
ParameterKettlebell LabIronBell
PriceFreeFree
Rating5.0 (2 ratings) — better4.6 (87 ratings)
Positive reviews100.0% of reviews — better76.9% of reviews
Number of ratings287 — better
Update frequencyEvery 5 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS18.018.0
Further details — not scored
Size20 MB66 MB
Age rating4+4+
DeveloperAnatomical Consulting LLCAzen Labs LLC

Customer experience

Kettlebell Lab

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

IronBell

All ratings79 ratings
Positive91.1%
Neutral6.3%
Negative2.5%
Written reviews13 reviews
Positive76.9%
Neutral7.7%
Negative15.4%

In-app purchases

3 purchases

Kettlebell Lab

Subscriptions2
  • Kettlebell Lab Premium7 Days trial$4.991 Month
  • Kettlebell Lab Premium7 Days trial$39.991 Year
One-time1
  • Lifetime Access$79.99
4 purchases

IronBell

Subscriptions4
  • Ironbell Pro$4.991 Month
  • Ironbell Pro$7.991 Month
  • Ironbell Pro (Annual)$34.991 Year
Show 1 more
  • Ironbell Pro (Annual)$39.991 Year

Questions

Is Kettlebell Lab free?
Kettlebell Lab is free to download, with in-app purchases available.
Is IronBell free?
IronBell is free to download, with in-app purchases available.
Which has better reviews, Kettlebell Lab or IronBell?
Kettlebell Lab is rated higher. Kettlebell Lab averages 5.0 out of 5 from 2 ratings, while IronBell averages 4.6 from 87 ratings.
Do Kettlebell Lab or IronBell have ads?
IronBell shows ads; Kettlebell Lab does not.
Which is updated more often, Kettlebell Lab or IronBell?
Kettlebell Lab ships an update every 5 days, and IronBell every 2 weeks. Most recently, Kettlebell Lab was updated on October 31, 2026 and IronBell on November 1, 2026.

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