Comparison

Foku vs Kissa

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

Head to head
About

Foku

This app uses your camera to detect distractions and provides gentle reminders to help you stay focused during study or work sessions. It also includes lo-fi music to aid concentration and tracks your daily progress.

Highlights
  • Smart distraction detection
  • Lo-fi music for concentration
  • Friendly companion character
  • Daily progress tracking
  • Pomodoro timer
  • Break games
Features
Read full description

Stay focused with your friendly study companion! Foku is your adorable focus buddy who helps you stay on task during study sessions. Using your camera, Foku gently nudges you back when you get distracted — no judgment, just friendly reminders to keep you in the zone. HOW IT WORKS Simply start a session and Foku watches over you. Look away too long? Check your phone? Foku notices and brings your attention back with a gentle reminder. It's like having a supportive study partner who keeps you accountable. FEATURES • Smart distraction detection — Foku knows when you've drifted off • Spotify Lo-fi music — Chill beats to help you concentrate • Friendly companion — A cute character that celebrates your focus wins • Daily progress — Track your focus time and build better habits FOKU PLUS Upgrade for the ultimate focus experience: • Unlimited daily focus time • Pomodoro timer with customizable intervals • Fun break games to recharge • Choose your lo-fi mood • Exclusive stickers Whether you're studying for exams, working on projects, or just need help staying present — Foku is here to help you do your best work. Download now and make focus fun! Terms of Use: https://tetuji486597.github.io/foku-support/terms.html

About

Kissa

Features
Read full description

Kissa is a cozy Pomodoro and study timer that turns one task into a calming café ritual. Choose what you want to do, start Pomodoro or Count Up, and settle into your own illustrated coffee shop. Mix ambient sounds, complete focus sessions, earn cups, and unlock new characters and café details as your routine grows. Focus without punishment or pressure. Kissa gives you a quiet place to begin, restorative breaks, and an optional Gentle Nudge when you wander away. FOCUS YOUR WAY • Use Pomodoro for structured focus and breaks • Switch to Count Up for open-ended study, reading, or work • Choose a task before you begin, or start without one • Keep the screen awake while your session is active • Return gently with breathing and transition screens BUILD A SPACE THAT HELPS YOU START • Mix café ambience, rain, fire, keyboard sounds, noise, music, and more • Adjust each sound and save favorite mixes with Kissa Pro • Complete focus sessions to earn cups • Unlock characters, counters, plants, rugs, lamps, colors, and decorations KEEP YOUR NEXT STEP CLEAR • Capture simple to-dos without managing a complicated project system • Add tags and choose what you want to focus on now • Schedule future sessions and reminders with Kissa Pro SEE THE WORK YOU HAVE DONE • Review completed and canceled sessions in Timeline • Explore focus time, sessions, tasks, and streaks in Statistics • Watch your café grow along with your routine GENTLE SUPPORT, YOUR CHOICE Choose Gentle Nudge for an optional reminder if you leave during Focus, or Open Table for a completely quiet session. Kissa never blocks your other apps. KISSA PRO Unlock advanced timers, custom breaks and cycles, the complete sound catalog, saved mixes, planning, Timeline, Statistics, custom tags, and access to additional café items, including items you can unlock with earned cups. Made for studying, working, reading, and anyone who wants a warmer, lower-pressure way to focus. Start free on iPhone and iPad. No Kissa account required Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Foku4 screens
Kissa4 screens

Verdict

The call

Foku and Kissa are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Foku sells 2 in-app purchases, starting at $4.99 per month and Kissa sells 5 in-app purchases, starting at $9.99 per 3 months. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

ScorecardNo meaningful differences
Foku versus Kissa: the parameters behind the verdict, then further details
ParameterFokuKissa
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size145 MB215 MB
Age rating4+4+
DeveloperGORDON JINChristian Andrade

In-app purchases

2 purchases

Foku

Subscriptions2
  • Foku Plus Monthly$4.991 Month
  • Foku Plus Annual$39.991 Year
5 purchases

Kissa

Subscriptions3
  • Kissa Pro Quarterly$9.993 Months
  • Kissa Pro Annual14 Days trial$19.991 Year
  • PRO Annualy Family$24.991 Year
One-time2
  • PRO - Lifetime$29.99
  • PRO Family Lifetime$39.99

Questions

Is Foku free?
Foku is free to download, with in-app purchases available.
Is Kissa free?
Kissa is free to download, with in-app purchases available.
Do Foku or Kissa have ads?
Neither Foku nor Kissa shows ads.
Which is updated more often, Foku or Kissa?
Foku ships an update every 2 weeks, and Kissa every 2 weeks. Most recently, Foku was updated on October 18, 2026 and Kissa on October 20, 2026.

Other comparisons