Box Breathing & 4 vs Unbrkable
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Box Breathing & 4
This app offers a straightforward timer to guide your box breathing or 4-7-8 breathing exercises. It helps you practice calming techniques by following a simple four-second cycle for inhaling, holding, exhaling, and holding again.
- Box breathing timer
- 4-7-8 breathing guide
- Calming technique timer
- Tactical breathing aid
- Simple interface
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The app provides a simple timer to guide your box breathing practice or 4-7-8s exercise. Box breathing is a technique used to calm yourself down using a simple four-second cycle for each step: inhale, hold, exhale, hold – and repeat. Also known as Navy SEAL breathing or tactical breathing.
Unbrkable
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Unbrkable delivers daily quotes from Stoic philosophers and modern warriors — forging the mindset you need to face each day. One powerful quote. Every single day. Built for people who draw strength from Stoic wisdom and the unbreakable resolve of elite performers. DAILY WISDOM Start each day with a hand-picked quote from Marcus Aurelius, Seneca, Epictetus, David Goggins, Jocko Willink, and more. Swipe through the collection and let the words sink in. BUILD YOUR STREAK Show up every day. Your streak tracks your consistency — and Streak Shield (Premium) protects it when life gets in the way. EXPLORE BY CATEGORY Browse quotes by theme: Stoic Philosophy, Warrior Mindset, Discipline, Adversity & Resilience, Virtue & Character, and more. SAVE YOUR FAVORITES Heart the quotes that hit hardest. Come back to them whenever you need a reminder of what you're made of. SHARE YOUR MINDSET Share quotes as beautifully designed cards — perfect for stories, posts, or reminders on your lock screen. DAILY NOTIFICATIONS Set a reminder at your chosen time and get your daily wisdom delivered straight to you. — FREE PLAN — • Daily quote feed with swipe navigation • Save up to 10 favorites • 1 daily notification • Basic streak tracking — PREMIUM — • Full quote library & all categories • Unlimited favorites • Up to 5 custom notification times • Streak Shield (1 per month) • All share card backgrounds Premium is available as Monthly, Annual, or Lifetime. A 3-day free trial is available for Monthly and Annual plans. Cancel anytime through your App Store settings. Terms of Use: https://unbreakable-three.vercel.app/terms/
Screenshots
Verdict
The clearest difference is in-app purchases: Box Breathing & 4 at none against Unbrkable's 3. Box Breathing & 4 also leads on update cadence (every 10 days vs monthly). Unbrkable's advantage is iOS requirement (15.1 vs 17.6). 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. Unbrkable sells 3 in-app purchases, starting at $4.99 per month. Box Breathing & 4 asks for nothing beyond the download.
Box Breathing & 4 ships an update every 10 days, Unbrkable monthly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.
| Parameter | Box Breathing & 4 | Unbrkable |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 36 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Michal Kunze | Cedric Sarigumba |
In-app purchases
Box Breathing & 4
No in-app purchases
Unbrkable
- Monthly Premium3 Days trial$4.991 Month
- Annual Premium3 Days trial$19.991 Year
- Lifetime Premium$149.99
Questions
Is Box Breathing & 4 free?
Is Unbrkable free?
Do Box Breathing & 4 or Unbrkable have ads?
Which is updated more often, Box Breathing & 4 or Unbrkable?
Other comparisons
