Comparison

Blena vs Planetary Hours

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

Head to head
About

Blena

This app allows developers to test Bluetooth features directly from their web browser. It simplifies the use of the Web Bluetooth API, making it a valuable tool for tech professionals.

Highlights
  • Web Bluetooth API testing
  • Browser integration
  • Developer tool
  • Streamlined development process
Features
Read full description

Blena is a powerful app specifically designed for developers who want to test Bluetooth-related features directly from their browsers. With its unique focus on streamlining the development process, Blena transforms how developers work with the Web Bluetooth API, making it an essential tool for any tech professional.

About

Planetary Hours

This app provides a dynamic clock that displays planetary hours, adapting to the natural flow of the sun. It offers real-time calculations based on your location and supports various iOS features like Live Activities and Apple Watch complications for at-a-glance timing updates.

Highlights
  • Dynamic Island & Live Activities
  • Apple Watch Complications
  • StandBy & Lock Screen Widgets
  • Interactive Home Screen Widgets
  • Precision Astronomy Calculations
  • Offline Processing
  • Customizable Notifications
Features
Read full description

Unlock the ancient rhythm of time with Planetary Hours. Unlike standard mechanical clocks, planetary hours adapt to the natural flow of the sun, dividing day and night into unequal segments ruled by the seven classical planets. Whether you practice electional astrology, planetary magic, or simply wish to align your schedule with cosmic rhythms, this app is your precision tool. EXCLUSIVE iOS FEATURES We leverage the full power of your device to keep you in sync without opening the app: Dynamic Island & Live Activities Track the current planetary ruler and remaining time instantly from your Lock Screen or Dynamic Island. Never miss a transition again. Pro Apple Watch Experience • Complications: Rich data on your wrist. See the current planet, symbol, and countdown directly on your favorite watch face (Modular, Infograph, Circular supported). • Standalone App: Fully functional on Apple Watch, no iPhone needed nearby. StandBy & Lock Screen Widgets Turn your iPhone into a magical altar clock at night. Our StandBy widgets look stunning on your nightstand, while Lock Screen widgets give you at-a-glance timing updates. Interactive Home Screen Widgets Beautiful, data-rich widgets that adapt to Light and Dark mode. View the current hour, next transition, and day/night progress directly from your Home Screen. CORE FEATURES • Precision Astronomy: Real-time calculation based on your exact GPS coordinates and local sunrise/sunset. • Chaldean Order: Accurate sequence for all 7 classical planets (Saturn to Moon). • Privacy First: All calculations happen offline on your device. No tracking, no data collection. • Notification System: Get notified exactly when the planetary hour changes. Download now to synchronize your life with the solar rhythm.

Screenshots

Blena3 screens
Planetary Hours4 screens

Verdict

The call

The clearest difference is price: Blena at Free against Planetary Hours's $4.99. Blena also leads on update cadence (every 10 days vs monthly) and ratings volume (3 vs 1). Planetary Hours's advantage is rating (4.0 vs 3.7). On review sentiment, 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

Blena is free to download; Planetary Hours costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Planetary Hours holds the better App Store score, 4.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Blena ships an update every 10 days, Planetary Hours monthly. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
Blena versus Planetary Hours: the parameters behind the verdict, then further details
ParameterBlenaPlanetary Hours
PriceFree — better$4.99
Rating3.7 (3 ratings)4.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings3 — better1
Update frequencyEvery 10 days — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS16.6 — better17
Further details — not scored
Size11 MB16 MB
Age rating17+4+
DeveloperOneworld Equipment Corp雪 蔺

Customer experience

Blena

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Planetary Hours

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Blena

No in-app purchases

None

Planetary Hours

No in-app purchases

Questions

Is Blena free?
Blena is free to download, with no in-app purchases.
Is Planetary Hours free?
Planetary Hours costs $4.99, with no in-app purchases.
Which has better reviews, Blena or Planetary Hours?
Planetary Hours is rated higher. Blena averages 3.7 out of 5 from 3 ratings, while Planetary Hours averages 4.0 from 1 ratings.
Do Blena or Planetary Hours have ads?
Neither Blena nor Planetary Hours shows ads.
Which is updated more often, Blena or Planetary Hours?
Blena ships an update every 10 days, and Planetary Hours monthly. Most recently, Blena was updated on October 24, 2026 and Planetary Hours on October 24, 2026.

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