PiFl Labs Archive 2026 —
Public versions and surviving official materials. A partial, manually verified collection; unknown versions and release dates stay unknown.
This app remains unreleased. Preserved official materials are separate from public release history.
Current app overview →
This app remains unreleased. Preserved official materials are separate from public release history.
Current app overview →41 records
Public evidence data ↓Release, submission and approval are separate events. Explicit timestamps use UTC; the checked date records when evidence was reviewed.
Select apps to compare their journeys. Version notes and verified releases are distinct. Year, platform and type filters apply to the event records below.
Korean Bridge: Hangul for Kids3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
The baseline is an offline curriculum with 300 targets across 60 themed packs.
Review revisits finished packs and difficult words, with better Hangul sequencing and spoken feedback.
Notes describe illustrated scenes for eight games; public version 1.0.2 was observed separately.
The precise delta from documented 1.0.1 to public 1.0.2 is unverified; internal build 21 is not counted as a release.
docs/release/1.0.0.md · Git 0a17ed5fdocs/release/1.0.1.md · Git c7a07d58Pomodoro at Sea: Focus Timer3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
Voyage-based focus and treasure rewards gained an ad-free introduction.
Cabin Radio added independent music and ambience mixing, adjustable during a session.
Collection expanded into sailor progression, outfits and island conquest; existing outfits carry over.
Individual fixes in 1.0.4–1.0.15 are not exhaustively reconstructed. Later changes up to public 1.2.3 are kept in the dated records only.
docs/release/1.0.3.md · Git eb56483adocs/release/1.1.0+45.md · Git a5385257docs/release/1.2.0+51.md · Git a64897b4Photo Outlines: Coloring Book3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
The initial notes describe turning photos into outlines and coloring with brushes.
Color-style conversion and stickers expanded the outline-and-color workflow.
Printing and PDF export took colored work beyond the screen, with improved color selection.
1.0.1(19) was held from public release. Feature changes in version 1.2.2 need separate verification. Public 1.2.3 changes are kept in the dated records only.
docs/release/1.0.0+5.md · Git 922acf93docs/release/1.0.1+19.md · Git 853d8794docs/release/1.0.11+37.md · Git 0de3d4deHangul Voyage: Korean Puzzle3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
Letter-linking voyages expanded into five themed packs including food and travel.
Word search was followed by initial-consonant quizzes, adding ways to play beyond linking letters.
The public listing includes a proverb mode that fills gaps with the same letter wheel as the main game.
Proverb documentation retains the 1.0.10 candidate label; its first public arrival is not asserted as 1.0.10. Changes from 1.2.0 to public 1.3.1 are kept in the dated records only.
docs/release/1.0.0.md · Git b9b5ee1edocs/release/1.0.1.md · Git 940148b2docs/release/1.0.9+27.md · Git e68fcb7adocs/release/1.0.10+28.md · Git 0b4f2764ios/fastlane/metadata/ko/release_notes.txt · Git 0b4f2764KanaSprout: Japanese for Kids3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
Early learning combined listening to characters, tracing strokes and playful first words.
An English-to-Korean course and word illustrations expanded lessons and island progression.
Audio no longer overlaps; playback, sticker rules and resuming a session became clearer.
Historical subscription terms are not presented as current terms; intermediate release dates need verification. Public 1.1.0 changes are kept in the dated records only.
docs/release/1.0.0.md · Git 3842bf9edocs/release/1.0.1.md · Git e6c5b6ebdocs/release/1.0.10+33.md · Git da92960fVocab Routine: JLPT & TOPIK3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
Flashcards and quizzes gained an optional rewarded-ad extension to free study limits.
Maintenance focused on mastery indicators, large text and notification guidance.
Handwriting recall added a write-and-compare review flow, without automatic grading or changing study history.
Features after 1.0.12 are outside this summary. Earlier stages are supported by version notes, not verified individual release dates.
docs/release/1.0.1.md · Git 46548346docs/release/1.0.6.md · Git c92bb1f3docs/release/1.0.12+30.md · Git 0cc3950cUntil That Day: Countdown3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
Countdowns, widgets and reminders gained sorting by proximity, creation order or name.
Widgets gained translucent backgrounds and a direct action to create a countdown.
Pinned countdowns, reminder rescheduling and long-title/large-text readability were refined together.
The notes record Play 1.1.4 being replaced by 1.1.5, so their changes are grouped. Changes from 2.0 on are kept in the dated 2.0.1 record, not in this summary.
docs/release/1.0.1+11.md · Git 5ee7fecedocs/release/1.1.0+20.md · Git a3248f5ddocs/release/1.1.5+28.md · Git a7e57e3eMood Tile: Daily Journal3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
The original diary recorded moods as weather with photos, tags and monthly maps.
Annual maps and mood-by-tag statistics expanded reflection beyond daily and monthly entries.
Ads and tracking were removed and locking became free, alongside file backup, draft recovery and favorites.
Later sharing features in development metadata are not attributed to 1.0.12. Public 1.0.13 changes are kept in the dated records only.
docs/release/1.0.0.md · Git f7bbb86edocs/release/1.0.1.md · Git ba2bb2d6docs/release/1.0.12.md · Git b8a2d758android/fastlane/metadata/android/ko-KR/changelogs/25.txt · Git 4f410231Dialogos: Stoic Dialogues3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
The Android baseline centered on conversations with sages; the iOS launch baseline differs.
Verified passages grew from 34 to 103, with fuller replies, suggested practices and responsive expressions.
Support-line country selection was added, and replies now appear together after safety checks.
1.0.1 was skipped and included in 1.0.2, documented as the first iOS release.
docs/release/1.0.1.md · Git 2b355bbcdocs/release/1.0.2.md · Git df6198abdocs/release/1.0.3.md · Git 700628e5Tidewalk: Korea Tide Timer3 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
The current company-account baseline documents tides, weather and widgets by station.
The timetable expanded into current tide state, curves, activity indices, calendars and alerts.
Notes add English, species forecasts and island-name search while preserving the view when location fails.
Each documented version rollout is unverified, and the earlier personal-account lineage is kept separate. Android 1.2.0, renamed Tidewalk, is kept in the dated records only; on 2026-11-02 it was not in the public App Store listings.
docs/release/1.0.5+7.md · Git 8b204faeandroid/fastlane/metadata/android/ko-KR/changelogs/12.txt · Git ab793b8eandroid/fastlane/metadata/android/ko-KR/changelogs/14.txt · Git 71fa917dCell by Cell Sudoku2 · Starting point → Major change → Recent changeVersion-document comparison, not release dates
The public Android baseline offers 300 puzzles, stepwise explanatory hints, notes and paper-puzzle entry.
A submission document describes an implementation transition while retaining features, puzzles, notes and records.
iOS first appeared on 2026-10-28 (App Store lookup). The first public iOS version is not recorded; the 1.0.2 courses, daily puzzle and rankings are kept in the dated record.
android/fastlane/metadata/android/ko-KR/changelogs/1.txt · Git 27abca8fdocs/release/1.0.1.md · Git 93528886Kkachi: Your Folk PaintingPublic feature history unverifiedThe Android 1.1.0 release was observed, but no versioned feature notes were found, so changes before and after release are not summarized.
pubspec.yaml · Git 781a4d28Spending Log: Expense TrackerPublic feature history unverifiedGoogle Play public listing checked on November 5, 2026. Android only; version history, first release date and an iOS release are unverified.
docs/release/spend-android-public-20261105.jsonSkydaze: Cloud & Star GazingPublic feature history unverifiedInitial sky-viewing release copy exists, but public initial/intermediate feature changes remain unverified.
store/ko-KR/release_notes.txt · Git 8dca9172PiPi Legion ChroniclePublic feature history unverifiedControl and fleet redesign notes exist for internal candidates 0.4.0 and 0.6.0, but are not tied to public releases and are excluded from the release journey.
docs/release-candidate-v0.6-2026-08-14.mddocs/core-loop-release-verification-2026-08-14.mdNo records match these filters.
Google Play production showed 1.1.0 publicly, listed as Kkachi: Your Folk Painting. The first public date is unverified; it was not in the public App Store listings that day.
Google Play production showed 1.2.0. The listing is now named Tidewalk and centers on a head-back countdown. The exact rename date is unverified; it was not in the public App Store listings that day.
Google Play production showed 1.1.0, whose listing adds seven EPS-TOPIK decks and nine display languages. The public iOS version that day was 1.0.14.
Public-store record for 1.3.1: Theme Voyage packs start from the easiest, Food, and board letters fit their squares at larger text sizes. Public timing of 1.2.0 and 1.3.0 is not recorded here.
Public-store record for 1.0.2. The App Store lookup gives 2026-10-28 as the first iOS release. Notes list four courses, 600 puzzles, a daily puzzle and optional rankings.
Public-store record for 1.2.3. Its notes describe a larger tools-and-colors mode, two-finger zoom and pan, and choosing the area to draw first. Listing images still include earlier screens.
The US 1.1.0 notes list eight situation lessons, five of them new, each with a scene picture. The language learned and the content depend on the device language.
Public-store record for 1.2.3. Its release notes say every 25 minutes earns one treasure and leftover time carries into the next voyage.
Public-store record for 2.0.1. The current listing describes categories such as babies, couples and paydays, a photo per date and widget layouts. The 2.0.0 publication time is not recorded.
This is the date public production availability was checked. Older listing images are not presented as captures of the new build.
Official icon material is preserved. As of 2026-10-23 the app was unreleased; its later Google Play release is a separate record. Submissions, uploads and internal testing are not presented as release history.
Official icon material is preserved. The app remains unreleased. Submissions, uploads and internal testing are not presented as release history.
Public-store record for 1.0.13: send today’s mood as an image with only the mood and date, plus saving fixes.
Official icon material is preserved. The app remains unreleased. Submissions, uploads and internal testing are not presented as release history.
Production status and the public listing were checked. This is an observation date, not a launch date. Historical version records remain unverified.
Production status and the public listing were checked. This is an observation date, not a launch date. Historical version records remain unverified.
Public-store record for 1.0.14: fixes for the typing-quiz results and a TOPIK II pack, and next review dates on card backs.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
Public version and official listing images were preserved. Direct capture from this exact binary is not independently verified.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
The Korean response still reported 1.2.0 while Japan and the US reported 1.2.1. Regional observations are kept separate.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
Layer lo-fi with rain, adjust volumes independently and change sounds during a voyage. Confirmed in the public iOS listing.
Public-store version 1.1.2 is paired with its Git release notes: printing, PDF export, palettes and improved color selection.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
A dated public-store response preserves this version and update date. Detailed release notes were not retained in this record.
Version and update timestamp from a preserved public-store response. Approval notification time is separate. Detailed feature changes for this record are unverified.
Official images in the 20260930 folder were recorded in Git. Folder and commit dates are not store publication dates.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
The approval notification is verified. It does not by itself establish when the app became public.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
A store notification confirms review submission. Submission does not establish public availability.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
A verified approval notification, not evidence of a first launch. It does not establish a build number or the actual publication date.
The website history preserves an icon and voyage screen. This is a Git record date, not the app’s launch date.
Approval notification for the app then named PiPi Focus. No version was stated; its actual first public release date remains unverified.
A partial archive, growing from surviving evidence. Unknown dates and versions stay unknown. Internal tests and private review details are excluded.