Comparison

Ultimate Kanji Learning App vs GroupKeeper

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

Head to head
About

Ultimate Kanji Learning App

Features
Read full description

Discover the ultimate resource for learning Kanji, right at your fingertips! Our app covers an extensive database of 26,567 Kanji characters, complete with stroke order animations, onyomi, kunyomi, and even the radicals. Whether you're a beginner or an expert, this app has something for everyone. Features: Stroke Order Animations: Learn the correct way to write each Kanji with our intuitive stroke order animations. Adjust the speed to suit your learning pace. Onyomi and Kunyomi: Get to know the different readings of each Kanji. Press the voice button for voice-over pronunciation. Radicals and Radical Names: Dive deeper into the structure of Kanji by learning about its radicals and their names. Romaji for Non-Native Speakers: If you're not a native Japanese speaker, don't worry! The app displays Kanji in Romaji, making it accessible for learners from any language background. Search Functionality: Easily search for any Kanji by its reading, radical, or meaning. A comprehensive Kanji dictionary at your service. User-Friendly Interface: The app is designed with a clean and intuitive interface, making it easy to navigate and find what you're looking for. Why Choose Us? Comprehensive Database: With 26,567 Kanji characters, our app offers the most extensive Kanji database available on iOS. High-Quality Animations: Our stroke order animations are smooth and easy to follow, ensuring you learn the correct way to write each Kanji. Voice-Over Pronunciation: Our voice-over feature ensures you learn the correct pronunciation for each reading. Multi-Language Support: The app is available in both Japanese and Romaji, catering to a global audience. Regular Updates: We constantly update the app with new features and improvements, ensuring you have the best learning experience. Download the Ultimate Kanji Learning App now and embark on your journey to become a Kanji master! ---Regarding Monthly Purchases--- --Title-- Remove Ads Monthly Purchase Period (period and content or services provided during each monthly purchase period) Monthly Purchase Period (1 months) ================ You can remove ads! ================ • Monthly purchase price, and $0.99 per unit if applicable • Payment will be charged to iTunes Account at confirmation of purchase • Automatic at least 24-hours prior to the end of the current period Subscription automatically renews unless renewal is turned off Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase • Any unused portion of a free trial period, if offered, will expire once you purchase a subscription to that book – link to terms of use https://notguilty-190121.web.app/terms.html –privacy policy link https://notguilty-190121.web.app/privacy.html

About

GroupKeeper

This app helps teachers and organizers create balanced groups for classes, teams, or events. It allows for custom preferences, participation tracking, and easy organization of details. Save and share your groupings with flexible options.

Highlights
  • Create balanced groups with custom criteria
  • Track fair participation for activities
  • Import rosters from CSV
  • Save and share grouping history
  • Customize terminology and appearance
  • Sync data across Apple devices
Read full description

GroupKeeper helps teachers, coaches, team leaders, and organizers create balanced groups, rotate responsibilities fairly, move through stations, give everyone a fair turn, and stay organized—without giving up control over the details. Create a workspace for each class, team, club, or event. Add people manually or import a roster from CSV, then organize the details that matter to you, including roles, custom properties, notes, relationship preferences, and role preferences. CREATE BALANCED GROUPS • Choose a group count or group size • Mark people absent for the current activity • Use Anchor Roles to distribute selected roles across groups • Balance or cluster custom properties • Favor preferred pairings and reduce pairings marked to avoid • Reduce recent pairings and repeated groups using saved history • Pin placements, adjust groups, and try another mix ROTATE ROLES FAIRLY • Create reusable roles for each class, team, or workspace • Choose the people and roles included in each activity • Rotate assignments fairly by favoring roles each person has not had yet • Add Preferred and Avoid roles for each person • Continue through multiple rotations and repeatable cycles • Reassign people manually while preserving rotation history • Pause an activity and resume it later • Review role, person, and rotation history in Timeline KEEP PARTICIPATION FAIR • Move through people in a randomized order without repeats • Use Back, Next, and Skip for Now while keeping your place • Track who participated, who remains, and who is absent • Keep an activity open and resume it later • Add activity notes and individual participant notes ROTATE THROUGH STATIONS Station Rotation is an advanced activity included with GroupKeeper Pro. • Rotate individuals or stable groups through reusable stations • Choose One Per Station, Even Distribution, or Groups • Add station descriptions and optional capacity limits • Use an optional timer with alerts to keep activities on track • Adjust placements and groups as you go • Pause and continue an activity later • Review current and previous rotations in Timeline • Add activity and assignment notes • Share or export the rotation you’re viewing REVIEW, FIND, AND SHARE • Keep a searchable Timeline of saved activities • Review Create Groups, Participation, Rotating Roles, and Station Rotation history • Rename activities and edit notes later • Share current or saved activities as text, PDF, or print • Choose whether notes are included when sharing • Sync your data across your Apple devices with iCloud MAKE IT YOURS • Choose classroom, team, or custom terminology throughout the app • Customize workspace colors, symbols, roles, and default group names • Create and reuse custom grouping properties • Copy reusable properties, roles, and stations from another workspace • Save reusable Create Groups templates • Designed for iPhone and iPad with VoiceOver, Dynamic Type, Dark Mode, and Reduced Motion support GROUPKEEPER FREE GroupKeeper Free includes one active workspace, the five newest Timeline activities per workspace, and text sharing. GROUPKEEPER PRO Upgrade to GroupKeeper Pro to unlock unlimited active workspaces, full Timeline history, PDF and print sharing, and advanced activities like Station Rotation. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://groupkeeperapp.github.io/terms.html Privacy Policy: https://groupkeeperapp.github.io/privacy.html

Screenshots

Ultimate Kanji Learning App3 screens
GroupKeeper4 screens

Verdict

The call

The clearest difference is ads: GroupKeeper at none against Ultimate Kanji Learning App's shown. GroupKeeper also leads on update cadence (every 4 days vs every 3 weeks). Ultimate Kanji Learning App's advantage is iOS requirement (15.0 vs 26.0). On price, 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. Ultimate Kanji Learning App sells 2 in-app purchases, starting at $1.99 per month and GroupKeeper sells 2 in-app purchases, starting at $4.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Ultimate Kanji Learning App ships an update every 3 weeks, GroupKeeper every 4 days. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
Ultimate Kanji Learning App versus GroupKeeper: the parameters behind the verdict, then further details
ParameterUltimate Kanji Learning AppGroupKeeper
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 weeksEvery 4 days — better
AdsYesNo — better
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.0
Further details — not scored
Size29 MB19 MB
Age rating4+4+
DeveloperTakumi SatoSteve Plavetzky

In-app purchases

2 purchases

Ultimate Kanji Learning App

Subscriptions1
  • 広告の削除 (1ヶ月)$1.991 Month
One-time1
  • 広告の削除$6.99
2 purchases

GroupKeeper

Subscriptions1
  • GroupKeeper Pro Annual7 Days trial$4.991 Year
One-time1
  • GroupKeeper Pro Lifetime$14.99

Questions

Is Ultimate Kanji Learning App free?
Ultimate Kanji Learning App is free to download, with in-app purchases available.
Is GroupKeeper free?
GroupKeeper is free to download, with in-app purchases available.
Do Ultimate Kanji Learning App or GroupKeeper have ads?
Ultimate Kanji Learning App shows ads; GroupKeeper does not.
Which is updated more often, Ultimate Kanji Learning App or GroupKeeper?
Ultimate Kanji Learning App ships an update every 3 weeks, and GroupKeeper every 4 days. Most recently, Ultimate Kanji Learning App was updated on October 18, 2026 and GroupKeeper on October 8, 2026.

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