Comparison

Good day+ vs PSY by PSY

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

Head to head
About

Good day+

Read full description

Good Day+ Accompany you in recording and reflecting on the beautiful moments of each day. Through gratitude and revisiting, we can cherish life more—and feel happier within. How to use: Before bed each night, write down a few small good things that happened today (e.g., the weather was nice; a breeze brought the scent of flowers; someone smiled at me today; I took good care of myself). As you write, also recall how you felt in that moment, so the feeling of happiness can return to your heart once again. When gratitude becomes a habit, you’ll find it easier to notice the beauty in everyday life— turning ordinary little things into moments of happiness worth cherishing.

About

PSY by PSY

Features
Read full description

PSY by PSY|第一間心理健身房 每天 5 分鐘,用科學方法練習內在的力量。 心理學家 × AI 設計,陪你在焦慮、迷惘、自我懷疑中,找到屬於自己的節奏。 --- 為什麼是 PSY by PSY? 我們相信心理健康不該只是「生病才需要」。 就像上健身房練體能,心靈也需要日常訓練。 PSY by PSY 把大學心理系教的實證方法(WOOP 目標設定、PERMA 幸福模型、正念覺察),轉化成任何人都能上手的日常練習。 --- 核心功能 用引導式書寫整理今天的情緒與想法。 AI 幫你看見自己沒發現的模式。 InMind 心理測驗 基於 PERMA 正向心理學模型, 用科學方式了解你的幸福感組成。 匿名社群 和有相似煩惱的人互相支持。 安全、匿名、被理解。 每日心理練習 5 分鐘的正念、感恩、情緒覺察小任務。 持續累積你的心理肌力。 --- 誰適合使用? 常常內耗、想更了解自己 對心理學有興趣,但不知道從哪開始 想建立每日心理照顧習慣 需要一個安全的自我探索空間 --- 專業背書 由台大心理系博士、師大諮商所團隊共同設計。 所有內容均基於實證心理學理論。 重要提醒:本 App 是自我照顧與心理成長工具,非醫療服務。若您正經歷嚴重心理困擾,請尋求專業協助。 台灣心理援助資源 ・安心專線:1925 ・生命線:1995 ・張老師專線:1980 --- 隱私與安全 ・所有日記內容端到端加密 ・你的資料只屬於你 ・可隨時匯出或刪除 ・符合台灣個資法與 GDPR --- 加入我們 每天 5 分鐘,一年後遇見更了解自己的你。 現在就下載 PSY by PSY,開始你的心理健身之旅。 意見回饋:psybypsy01@gmail.com 了解更多:psybypsy.com

Screenshots

Good day+4 screens
PSY by PSY4 screens

Verdict

The call

The clearest difference is update cadence: Good day+ at every 5 days against PSY by PSY's every 2 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Good day+ ships an update every 5 days, PSY by PSY every 2 weeks. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 5 level
Good day+ versus PSY by PSY: the parameters behind the verdict, then further details
ParameterGood day+PSY by PSY
PriceFreeFree
Update frequencyEvery 5 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size27 MB24 MB
Age rating4+4+
DeveloperSHIHCHI YENYULAN CHAN

In-app purchases

None

Good day+

No in-app purchases

None

PSY by PSY

No in-app purchases

Questions

Is Good day+ free?
Good day+ is free to download, with no in-app purchases.
Is PSY by PSY free?
PSY by PSY is free to download, with no in-app purchases.
Do Good day+ or PSY by PSY have ads?
Neither Good day+ nor PSY by PSY shows ads.
Which is updated more often, Good day+ or PSY by PSY?
Good day+ ships an update every 5 days, and PSY by PSY every 2 weeks. Most recently, Good day+ was updated on October 14, 2026 and PSY by PSY on October 19, 2026.

Other comparisons