Comparison

Kettlebell Interval Timer 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 Interval Timer

Create and run custom interval workouts for various training styles. This app offers a fully offline experience with no ads or subscriptions, allowing you to tailor work, rest, and set counts for each exercise. Track your progress and manage your workout library with ease.

Highlights
  • Build custom workouts with unlimited exercises
  • Set work, rest, and set counts per exercise
  • Rep-based exercise support
  • Visual countdown timer
  • Play, pause, skip, and reset during sessions
  • Session history tracking
  • Fully offline functionality
Features
Read full description

KB Timer is a free, fully offline interval timer that lets you build and run custom workouts tailored to your training style. No ads, no subscriptions, no account required. Create workouts with multiple exercises, each with its own work duration, rest period, and set count. Set a single timer template for the whole workout or override timing on a per-exercise basis. Whether you're swinging kettlebells, running circuits, doing HIIT, or following a stretching routine — KB Timer adapts to your flow. KEY FEATURES - Build custom workouts with unlimited exercises - Set work, rest, and set counts per exercise or per workout - Rep-based exercise support for count-based movements - Visual countdown timer with ring or bar progress display - Play, pause, skip, and reset during sessions - Prep countdown to get set before each exercise - Session history to track completed workouts - Duplicate, favorite, and organize your workout library - Fully offline — no account, no internet required DESIGNED FOR - Kettlebell training (swings, snatches, cleans, complexes) - HIIT and circuit workouts - Stretching and mobility routines - Any interval-based training All your data stays on your device. No accounts, no cloud sync, no tracking, no ads. Just a fast, focused timer that works the way you train — completely free.

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 Interval Timer4 screens
IronBell4 screens

Verdict

The call

The clearest difference is in-app purchases: Kettlebell Interval Timer at none against IronBell's 4. Kettlebell Interval Timer also leads on ads (none vs shown) and rating (5.0 vs 4.6). IronBell's advantage is ratings volume (58 vs 1). On price, device support and iOS requirement 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. IronBell sells 4 in-app purchases, starting at $4.99 per month. Kettlebell Interval Timer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Kettlebell Interval Timer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: IronBell has 58 ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 5 level
Kettlebell Interval Timer versus IronBell: the parameters behind the verdict, then further details
ParameterKettlebell Interval TimerIronBell
PriceFreeFree
Rating5.0 (1 ratings) — better4.6 (58 ratings)
Positive reviews—83.3% of reviews
Number of ratings158 — better
Update frequency—Every 2 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.0 — better18.0
Further details — not scored
Size2 MB66 MB
Age rating4+4+
DeveloperJack DriscollAzen Labs LLC

Customer experience

Kettlebell Interval Timer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

IronBell

All ratings58 ratings
Positive93.1%
Neutral5.2%
Negative1.7%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

None

Kettlebell Interval Timer

No in-app purchases

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 Interval Timer free?
Kettlebell Interval Timer is free to download, with no in-app purchases.
Is IronBell free?
IronBell is free to download, with in-app purchases available.
Which has better reviews, Kettlebell Interval Timer or IronBell?
Kettlebell Interval Timer is rated higher. Kettlebell Interval Timer averages 5.0 out of 5 from 1 ratings, while IronBell averages 4.6 from 58 ratings.
Do Kettlebell Interval Timer or IronBell have ads?
IronBell shows ads; Kettlebell Interval Timer does not.

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