Comparison

Focus Ninja vs Kaizen Personal Development

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

Head to head
About

Focus Ninja

Enhance your concentration with a customizable Pomodoro timer designed for deep work and study. Track your progress, build focus streaks, and reclaim screen time to be more productive.

Highlights
  • Customizable Pomodoro timer
  • Deep focus mode
  • Session tracking
  • Productivity analytics
  • Streak tracking
  • Offline functionality
  • Minimal interface
Features
Read full description

Stop losing hours to distractions. Focus Ninja gives you a simple, powerful Pomodoro timer built for deep work, study sessions, and everyday productivity. HOW IT WORKS Set a focus session, stay locked in, and take smart breaks that actually recharge you. Whether you're grinding through a study marathon, powering through a work sprint, or finally tackling that side project — Focus Ninja keeps you in flow state longer. POMODORO TIMER THAT ADAPTS TO YOU Classic 25/5 Pomodoro cycles or fully custom intervals — you decide. Set deep focus blocks of any length, track your completed sessions, and watch your concentration streaks grow day after day. BUILT FOR STUDENTS, PROFESSIONALS & CREATORS - Study timer with session tracking to crush exam prep - Work session modes for meetings, sprints, and deep focus blocks - Break reminders so you recharge without losing momentum - Productivity stats that show your real progress over time STAY FOCUSED, BEAT DISTRACTIONS Your phone is the biggest productivity killer. Focus Ninja helps you reclaim screen time, build distraction-free habits, and train your attention span — session by session. TRACK YOUR PROGRESS See your daily, weekly, and monthly focus stats. Watch your streaks build. Understand when you're most productive and double down on what works. FEATURES AT A GLANCE - Pomodoro timer with customizable work and break intervals - Deep focus mode for long, uninterrupted sessions - Session history and productivity analytics - Streak tracking to build consistent focus habits - Clean, minimal interface — no clutter, no distractions - Works offline — your focus doesn't need Wi-Fi Whether you're a student battling ADHD, a developer in flow, or anyone who wants to spend less time on their screen and more time on what matters — Focus Ninja is your daily concentration companion. Download Focus Ninja and start your first session now. Some features require a subscription. Privacy Policy: https://www.notion.so/Privacy-Policy-for-Focus-Ninja-23b9cc40c35f80f49d1bc0c08f0cafd1 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Kaizen Personal Development

Features
Read full description

Get 1% better every day. Kaizen helps you build habits that actually stick — based on the Japanese Kaizen method and the Atomic Habits principle. Instead of chasing goals, Kaizen helps you build a new identity: become the person who works out, reads, or meditates every day — one small step at a time, 1% per day. YOUR TOOLS • Identity-based habits: tie every habit to the person you want to become • Top-3 daily planning: focus each morning on the three tasks that truly matter • Evening review: reflect in 2 minutes on what went well — and what to improve tomorrow • Zen garden: watch your progress grow with XP, streaks, and a garden that thrives with you • Focus timer: work with deep concentration in Pomodoro sessions, distraction-free WHY KAIZEN? 改善 (Kaizen) means "change for the better." No radical overhauls, no all-or-nothing — just small, daily steps that add up to big results. Getting 1% better every day makes you 37x better after a year. KAIZEN PRO Try Kaizen Pro free for 7 days. After that, flexible monthly or yearly billing, cancel anytime. Start today. Your future self will thank you. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Focus Ninja4 screens
Kaizen Personal Development4 screens

Verdict

The call

The clearest difference is update cadence: Kaizen Personal Development at every 6 days against Focus Ninja's every 6 weeks. 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. Focus Ninja sells 2 in-app purchases, starting at $2.99 per month and Kaizen Personal Development sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Focus Ninja ships an update every 6 weeks, Kaizen Personal Development every 6 days. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

Scorecard1 real difference · 9 level
Focus Ninja versus Kaizen Personal Development: the parameters behind the verdict, then further details
ParameterFocus NinjaKaizen Personal Development
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 weeksEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.115.1 — better
Further details — not scored
Size146 MB48 MB
Age rating4+4+
DeveloperAndrii VikukMonica Dede Schmid

In-app purchases

2 purchases

Focus Ninja

Subscriptions2
  • Focus Ninja Pro Monthly$2.991 Month
  • Focus Ninja Pro Annual3 Days trial$24.991 Year
3 purchases

Kaizen Personal Development

Subscriptions3
  • Kaizen Pro Monthly7 Days trial$9.991 Month
  • Kaizen Pro Yearly (Offer)3 Days trial$49.991 Year
  • Kaizen Pro Yearly7 Days trial$69.991 Year

Questions

Is Focus Ninja free?
Focus Ninja is free to download, with in-app purchases available.
Is Kaizen Personal Development free?
Kaizen Personal Development is free to download, with in-app purchases available.
Do Focus Ninja or Kaizen Personal Development have ads?
Neither Focus Ninja nor Kaizen Personal Development shows ads.
Which is updated more often, Focus Ninja or Kaizen Personal Development?
Focus Ninja ships an update every 6 weeks, and Kaizen Personal Development every 6 days. Most recently, Focus Ninja was updated on September 19, 2026 and Kaizen Personal Development on September 9, 2026.

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