Comparison

TimeTree vs PolyMind

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

Head to head
About

TimeTree

This app allows users to create and share calendars with family, friends, or colleagues. It facilitates event planning, communication, and organization through shared schedules, photo albums, and to-do lists. Stay connected and manage your time effectively with this collaborative scheduling tool.

Highlights
  • Shared calendars for groups
  • Event notifications and reminders
  • Sync with device calendars
  • Shared photo albums
  • Memo and to-do lists
  • In-event chat
  • Web version access
Features
Currently charting
Read full description

App loved by 75 million users worldwide Winner of the "App Store Best of 2015" award! "Connect over time. Grow bonds together." Sharing with TimeTree - Family use Solve time management issues of double-booking with family members. Ideal also for planning to pick up the kids and other errands. Carry the calendar with you and check anytime anywhere! - Work use Plan work shifts of employees - Couple use Perfect for those who have trouble adjusting their time together. See the available slots of both in the calendar and plan out dates! Key Features - Shared Calendar Easy calendar sharing for families, couples, work and other groups. - Notifications and reminders Keep up with new events, updates, and new messages. No need to check the app all the time thanks to notifications! - Sync with a device calendar such as Google Calendar Start immediately by copying or syncing with your device's other calendars. - Shared Albums You can create albums and share photos in each group. - Memo and to-do lists Share notes with other members or use memos for events that have no fixed date yet. - Chat within events “What time?” “Where?” Discuss event details within the events! - Web version Access your calendars also from a web browser. - Photos in the events Post details such as images to events. - Multiple calendars Create different calendars for multiple purposes. - Schedule management Time management app made from the point of view of notebook planner user. - Widgets Check your daily schedule easily from widgets without opening the app. Solve your time management troubles! - Hard to keep up with my partner's schedule Do you ever feel uneasy about whether your partner is aware of your schedule? By sharing a calendar in TimeTree, you don't have to contact and confirm with them every time! - Getting forgetful of various school events and tasks Keep the printouts from school easily accessible in the app and make those deadlines! Try it out as a diary! - Miss out on events of your interest Save artist schedules, movie premieres and other important dates in a calendar and share them with like-minded friends! TimeTree Official Website https://timetreeapp.com/ PC(Web) TimeTree https://timetreeapp.com/signin Facebook https://www.facebook.com/timetreeapp/ Twitter https://twitter.com/timetreeapp Instagram https://www.instagram.com/timetreeapp_friends TikTok https://www.tiktok.com/@timetreeapp User Support email support@timetreeapp.com Please use TimeTree as a schedule book for the year! We value the opinions of our users. We look forward to hearing your feedback! This app uses the following permissions. You can still use the app even if you do not allow optional permissions. - Required permissions There is none. - Optional permissions Calendar: Display device's calendar in TimeTree. Location information: Improves the accuracy of suggestions when setting a location for an event. Access to photos: Customize profiles and calendars, and when photos are saved to devices. Camera: Set and post images to profiles, calendars, etc. using the camera. Track requests from the app: Display customized advertisement for better experience. Notifications: Receive notifications about updates, calendar events and activity from the app. Microphone: Used for the voice input feature. Speech Recognition: Used for the voice input feature.

About

PolyMind

Features
Read full description

PolyMind は、OpenAI・Google Gemini・Anthropic Claude・Ollama(ローカルLLM)、その他OpenAI互換のAPIエンドポイントに対応した、オープンソースのマルチプロバイダーAIチャットクライアントです。 ■ 複数のAIプロバイダーをひとつのアプリで 設定画面からプロバイダーをいつでも切り替え可能。ご自身のAPIキーを使って、お好きなAIモデルと会話できます。 ■ 主な機能 ・カスタムエージェント — 用途別のAIペルソナ(システムプロンプト)を作成・保存し、会話ごとに使い分け可能。文章校正・コードレビュー・翻訳・要約・アイデア出し・やさしい解説の6つがプリインストール済み ・リアルタイムストリーミング応答 ・画像入力(Vision)対応 — 写真を添付してAIに質問できます ・画像生成(OpenAI利用時、/image コマンド) ・Markdownレンダリング・コードのシンタックスハイライト ・チャット履歴のローカル保存・検索・リネーム ・応答の再生成・停止、メッセージの編集・削除 ・ダークモード対応 ・Temperature(応答の多様性)調整 ・利用したいモデルの一覧取得 ■ プライバシー重視の設計 APIキーは端末のセキュアストレージにのみ保存され、チャット内容は選択したAIプロバイダーへ直接送信されます。開発者のサーバーは存在せず、会話内容や利用状況を収集することもありません。広告・トラッキングSDKも一切含まれていません。 ■ 利用にはAPIキーが必要です 本アプリは「Bring Your Own Key」方式です。OpenAI・Google AI Studio・Anthropicなど、お使いになりたいプロバイダーのAPIキーをご自身でご用意ください(Ollamaはローカル環境で無料でご利用いただけます)。API利用料金は各プロバイダーの規定に従います。 ■ オープンソース 本アプリのソースコードは GitHub で公開しています。 https://github.com/softjapan/polymind プライバシーポリシー: https://softjapan.github.io/polymind/privacy.html 利用規約: https://softjapan.github.io/polymind/terms.html

Screenshots

TimeTree4 screens
PolyMind4 screens

Verdict

The call

The clearest difference is in-app purchases: PolyMind at none against TimeTree's 35. PolyMind also leads on ads (none vs shown) and iOS requirement (15.0 vs 18.0). TimeTree's advantage is chart position (#77 vs unranked). On price, update cadence 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. TimeTree sells 27 in-app purchases, starting at $0.49 per month. PolyMind asks for nothing beyond the download.

UpkeepUpdate frequency

TimeTree ships an update weekly, PolyMind every 4 days. The most recent releases landed on October 20, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 7 level
TimeTree versus PolyMind: the parameters behind the verdict, then further details
ParameterTimeTreePolyMind
PriceFreeFree
Rating4.9 (93K ratings) — better—
Positive reviews81.1% of reviews—
Number of ratings93K — better—
Update frequencyWeeklyEvery 4 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#77 — better—
DevicesiPhone, Apple WatchiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size209 MB22 MB
Age rating12+17+
DeveloperTimeTree, Inc.rai rin

Bugs and requests

TimeTree

Reported bugs

3 issues
  • Events not syncing properly
  • Time zone changes affecting event times
  • Inability to edit certain event details

Requested features

6 requests
  • More color label options
  • Biweekly repeat event option
  • Ability to rearrange memo order
  • Weekly view for routine schedules
  • Dedicated iPad app version
Show 1 more
  • Family sharing/group plan option

PolyMind

Not enough reviews yet to summarise bugs or requests.

In-app purchases

27 purchases

TimeTree

Subscriptions27
  • 日替わり野鳥カレンダー 月額7 Days trial$0.491 Month
  • 超特急公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 週替わりマリーゴールド公式ウィジェット 月額7 Days trial$1.991 Month
Show 24 more
  • 超特急リョウガ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急ユーキ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急タクヤ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急タカシ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急シューヤ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急マサヒロ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急アロハ公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 超特急ハル公式ウィジェット(週替わり) 月額7 Days trial$1.991 Month
  • 週替わり和田あずさウィジェット 月額7 Days trial$2.991 Month
  • 週替わり朝比奈ろんウィジェット 月額7 Days trial$2.991 Month
  • 週替わり甘楽すずウィジェット 月額7 Days trial$2.991 Month
  • 週替わり星乃キラリウィジェット 月額7 Days trial$2.991 Month
  • 週替わりプリンセッション・オーケストラ公式ウィジェット 月額7 Days trial$2.991 Month
  • 週替わりちゃんみうウィジェット7 Days trial$2.991 Month
  • 週替わりぴぴウィジェット7 Days trial$2.991 Month
  • 週替わりhakanaiウィジェット 月額7 Days trial$2.991 Month
  • 週替わりまゆたゆまウィジェット 月額7 Days trial$2.991 Month
  • 週替わりおてりウィジェット 月額7 Days trial$2.991 Month
  • 週替わり初音しょうウィジェット 月額7 Days trial$2.991 Month
  • 週替わりNANIMONOウィジェット 月額7 Days trial$2.991 Month
  • 週替わりAZATOYウィジェット 月額7 Days trial$2.991 Month
  • 週替わり輪廻ねるウィジェット 月額7 Days trial$2.991 Month
  • TimeTree Premium1 Month trial$4.491 Month
  • TimeTree Premium1 Month trial$44.991 Year
None

PolyMind

No in-app purchases

Questions

Is TimeTree free?
TimeTree is free to download, with in-app purchases available.
Is PolyMind free?
PolyMind is free to download, with no in-app purchases.
Do TimeTree or PolyMind have ads?
TimeTree shows ads; PolyMind does not.
Which is updated more often, TimeTree or PolyMind?
TimeTree ships an update weekly, and PolyMind every 4 days. Most recently, TimeTree was updated on October 20, 2026 and PolyMind on October 2, 2026.

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