Comparison

Prism vs TaoFast

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

Head to head
About

Prism

Features
Read full description

Prism is an elegant utility that transforms your daily sunlight exposure into a journey of discovery. By syncing seamlessly with your Apple Watch, Prism helps you balance your light intake and well-being effortlessly. Key Features 1 Seamless Apple Watch Integration. Automatically syncs Time in Daylight using Apple Watch ambient light sensors for a hands-free tracking experience. 2 Dynamic iPhone Widgets. Stay connected with beautiful Home Screen and Lock Screen widgets that show your progress at a glance. 3 Spirit Evolution. Your sunlight data nourishes unique Spirits. Unlock various visual forms as they evolve based on your daily activity. 4 Environmental Insights. View real-time local UV Index and sunset data to plan your outdoor day safely. 5 Secure HealthKit Sync. Prism integrates deeply with the Apple Health app to store and visualize your light exposure data securely. Disclaimer. All data is for informational purposes only. Please consult a professional before making health decisions. information about the auto-renewable nature of the Premium Subscription: Subscription period: 1 month. Price: $1.99 per month (or local equivalent). Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Terms of Use (EULA): [https://superficial-restaurant-956.notion.site/Privacy-Policy-2f3f52245d5580b1ae9ac299a0408cff?source=copy_link]. Privacy Policy: [https://superficial-restaurant-956.notion.site/Terms-of-Use-EULA-2f3f52245d558073aa26f42eb6149f80?source=copy_link].

About

TaoFast

Features
Read full description

TaoFast is a calm fasting and rhythm wellness app designed to help you manage eating windows, daily pacing, and progress in a way that feels sustainable. Instead of pushing intensity, TaoFast helps you build a steadier relationship with food timing, routine, and self-awareness. What you can do in TaoFast: 1. Start with a rhythm that fits your life Get fasting suggestions based on your goal, wake-up time, and eating preference. 2. Follow today’s eating window clearly See your recommended fasting plan, eating window, and current status in one place. 3. Receive gentle local reminders After you grant notification permission, TaoFast can support you with local reminders for morning rhythm, hydration, eating window timing, and evening wind-down. 4. Track progress over time Review fasting sessions, hydration logs, streaks, and challenge progress. 5. Experience a calmer wellness atmosphere TaoFast blends modern wellness structure with an East-inspired rhythm mindset. Important: TaoFast provides lifestyle and rhythm guidance only. It is not medical advice and does not replace professional care. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Prism4 screens
TaoFast4 screens

Verdict

The call

The clearest difference is iOS requirement: TaoFast at 15.0 against Prism's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Prism sells 1 in-app purchase, starting at $1.99 per month and TaoFast sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference Β· 5 level
Prism versus TaoFast: the parameters behind the verdict, then further details
ParameterPrismTaoFast
PriceFreeFree
Update frequencyEvery 11 daysβ€”
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Apple Watch β€” betteriPhone, iPod
Requires iOS26.015.0 β€” better
Further details β€” not scored
Size3 MB50 MB
Age rating4+4+
Developerε‰‘η‚œ ι™ˆε¬ ι™ˆ

In-app purchases

1 purchases

Prism

Subscriptions1
  • Prism Premium (Monthly)1 Month trial$1.991 Month
2 purchases

TaoFast

Subscriptions2
  • TaoFast Pro$3.991 Month
  • TaoFast Pro$39.991 Year

Questions

Is Prism free?
Prism is free to download, with in-app purchases available.
Is TaoFast free?
TaoFast is free to download, with in-app purchases available.
Do Prism or TaoFast have ads?
Neither Prism nor TaoFast shows ads.

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