KruBoss Drills vs Still Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KruBoss Drills
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Stay fit by taking the KruBoss calisthenics game challenge! Each card represents a number of push-ups or squats. Special Burpee cards! Do the exercises as they are called and go back to boxing stance in between. Select between "climb" mode (harder as you go) or "shuffle" mode (random exercise). The app captures a screenshots when you break and stop the drill or when you have reached the end! Share the screenshot and compare with your friends!
Still Timer
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Still Timer is a clean and powerful interval timer designed for focused and rhythmic training. The app includes ready-to-use timers for HIIT, Tabata, and Boxing, and also lets you create fully custom interval workouts. Set the number of rounds, work and rest durations, and rest between rounds — with intervals up to 1 hour. Perfect for: • HIIT & Tabata • CrossFit • Boxing & martial arts • Cycling & cardio • Any interval-based training Key features: • Apple Watch support • Preset timers for popular workout types • Fully customizable interval timers • Clear and large interface, easy to read during workouts • Flexible sound notifications for countdown, interval end, and round end • Music volume automatically lowers during notifications • Live Activity support on the Lock Screen • Works great with headphones and Bluetooth speakers Free & honest Still Timer is 100% free. No subscriptions. No locked features. If you enjoy the app, you can support the developer through optional in-app purchases. Train with focus. No distractions. Just time.
Screenshots
Verdict
The clearest difference is in-app purchases: KruBoss Drills at none against Still Timer's 4. KruBoss Drills also leads on iOS requirement (15.0 vs 17.6). Still Timer's advantage is update cadence (every 8 days vs every 2 months). On price, ads 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
Both are free to download. Still Timer sells 4 one-off in-app purchases. KruBoss Drills asks for nothing beyond the download.
KruBoss Drills ships an update every 2 months, Still Timer every 8 days. The most recent releases landed on September 8, 2026 and September 18, 2026 respectively.
| Parameter | KruBoss Drills | Still Timer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 20 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Globules Interactive Limited | Sergei Mitianin |
In-app purchases
KruBoss Drills
No in-app purchases
Still Timer
- Donation 1$$0.99
- Donation 5$$4.99
- Donation 25$$24.99
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- Donation 50$$49.99
Questions
Is KruBoss Drills free?
Is Still Timer free?
Do KruBoss Drills or Still Timer have ads?
Which is updated more often, KruBoss Drills or Still Timer?
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