Comparison

PRAISE vs Pai.ACT

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

Head to head
About

PRAISE

Features
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PRAISE-HK EXP is the upgraded version of PRAISE-HK App developed by Institute for the Environment, HKUST. In addition to the features provided in PRAISE-HK App, the upgrade brings a timely analysis of air pollution exposure and provides suggestions on how to mitigate the health risks stemming from it. PRAISE-HK EXP also integrates a cleaner routes suggestion feature, helping you plan a journey with better air quality. Key features: + Outdoor real-time air quality information down to the street in Hong Kong + 48-hour air quality forecast + Forecast videos to understand the interactions between pollutant emission and their transport by the weather systems + Concerned location bookmarks + Health recommendation and push notification of air quality at specific locations + Daily pollution exposure review + Cleaner routes suggestion ** NOTE: Location tracking in My Exposure is still in testing phase. Occasionally, you may find mistakes of the tracked locations, particularly in dense urban areas. For example, it may show you at the street that you in fact at another nearby. While we are upgrading our system, you can improve the accuracy by turning off Battery Saving or Device Only mode. **

About

Pai.ACT

Features
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Pai.ACT是一個基於接納與承諾治療(Acceptance and Commitment Therapy)理念的手機應用程式 ,專為有特殊需要兒童的父母而設計。程式中由深度學習驅動的聊天機器人Pai運用手機語音識別及人工智能技術評估家長所面臨的心理挑戰。它更在與家長對話時可以模仿接納與承諾治療(ACT)輔導員的對答模式。對話後,Pai亦能夠針對不同家長的需要度身訂造一個持續五至六星期與ACT有關的自學課程, 內容包括閱讀材料、意象練習、覺察練習和比喻體驗練習等等,讓情緒支援變得更加個人化及更方便。請立即下載吧! Pai.ACT is a mobile application based on the framework of Acceptance and Commitment Therapy (ACT), specifically designed for parents of children with special needs. The app features a deep learning-powered chatbot, Pai, that utilizes smartphone voice recognition and artificial intelligence technologies to assess the psychological challenges faced by parents. Pai is capable of providing responses similar to those provided by an ACT counsellor when engaged in conversation with parents. After speaking with Pai, a tailored and convenient five or six-week ACT-based program will be provided for psychological support in the challenges parents face. The program includes self-help reading materials, imagery exercises, mindfulness practices, and metaphorical experiential exercises etc. Download now to access a more personalized and accessible mental health support!

Screenshots

PRAISE4 screens
Pai.ACT4 screens

Verdict

The call

PRAISE and Pai.ACT 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PRAISE ships an update monthly, Pai.ACT every 4 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

ScorecardNo meaningful differences
PRAISE versus Pai.ACT: the parameters behind the verdict, then further details
ParameterPRAISEPai.ACT
PriceFreeFree
Update frequencyMonthlyEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS12.011.0 — better
Further details — not scored
Size75 MB185 MB
Age rating4+4+
DeveloperThe Hong Kong University of Science and TechnologyThe Chinese University of Hong Kong

In-app purchases

None

PRAISE

No in-app purchases

None

Pai.ACT

No in-app purchases

Questions

Is PRAISE free?
PRAISE is free to download, with no in-app purchases.
Is Pai.ACT free?
Pai.ACT is free to download, with no in-app purchases.
Do PRAISE or Pai.ACT have ads?
Neither PRAISE nor Pai.ACT shows ads.
Which is updated more often, PRAISE or Pai.ACT?
PRAISE ships an update monthly, and Pai.ACT every 4 weeks. Most recently, PRAISE was updated on October 13, 2026 and Pai.ACT on October 7, 2026.

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