Comparison

Polyphasic sleep vs Time Nomad Astrology Charts

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

Head to head
About

Polyphasic sleep

Optimize your sleep patterns to gain more awake time. This application offers various polyphasic sleep schedules and provides timely reminders for sleep and wake-up calls. Increase your daily productivity by strategically managing your rest periods.

Highlights
  • Choose from multiple polyphasic sleep schedules
  • Receive sleep and wake-up reminders
  • Biphasic sleep options
  • Everyman sleep schedule
  • Dymaxion sleep schedule
  • Uberman sleep schedule
Features
Read full description

The most valuable resource in the modern world is time, a third of which we spend on sleeping. However, you can increase your awake time up to 22 hours by sleeping more than once a day at regular intervals. This kind of sleep is called polyphasic sleep. This app allows you to choose from different polyphasic sleep schedules. After that it will remind you when it's time to go to sleep, and will wake you up on time. Sleep schedules you can choose from: Biphasic — 5-7 hours during the night and 20 minutes during the day (3 variants) Segmented (2 variants) Dual-Core Sleep (4 variants) Triphasic (2 variants) Everyman — 1.5-3.5 hours during the night and 20 minutes during the day for 3 times (3 variants) Dymaxion — 30 minutes for 4 times a day (2 variants) Uberman — 20 minutes for 6 times a day

About

Time Nomad Astrology Charts

This advanced astrology app provides professional-level astrological chart calculations, including tropical and sidereal zodiacs. It offers tools for planetary hours, alarms, and various interactive widgets. Users can create unlimited profiles, take notes, and access a blog for virtual astrology training.

Highlights
  • Accurate birth chart calculations
  • Tropical and sidereal zodiac support
  • Planetary hours calculator and alarm
  • Unlimited personal astrological profiles
  • Interactive astrological widgets
  • On-device calculations for speed and privacy
  • Virtual astrology training and lessons
Features
Currently charting
Read full description

Time Nomad is a professional level astrology app and perhaps the most advanced astrology app available on iPhone and iPad. Time Nomad is an advanced planetary positions calculator software that ensures accurate birth chart calculations. The app can also build precise astrological charts for any given date within several centuries around current date. Calculations are done on device for maximum speed and independence from internet connection. Time Nomad software is unique in its ability to calculate both tropical and sidereal zodiac charts and transits using high precision ephemeris. The app comes with a planetary hours calculator, planetary hours alarm and other tools to work with planetary days of the week. A number of additional astrological widgets offered with the app: — Current Astrological Chart widget — Planetary Hour widget — Planetary Weekday widget — Phase of the Moon widget — Moon nakshatra (lunar mansion) widget You can create an unlimited amount of personal astrological profiles. All data belongs to you and stored on your iCloud account. No login or registration required. With Time Nomad you can analyse any number of natal charts — for yourself and other people. Astrological profiles support tagging and search. Note taking, note search and tagging is also fully supported. Time Nomad calculates your astrological transits, phases of the Sun and the Moon, movement of planets through the Zodiac. You can use Time Nomad to better understand astrology and answer the question “what is astrology” thus learning how to become a professional astrologer, with time. Via Time Nomad blog — https://timenomad.app/posts/ — the app provides a virtual astrology training for those who are interested in astrological studies or simply curious about how and why astrology works. Time Nomad will provide you with regular weekly astrology lessons and predictions. The app will be your virtual astrology teacher for years to come. All astrological information presented in unadorned, concise yet fully interactive and expressive manner to help you seeing the bigger picture. The base set features includes: — Dashboard with phases of the Sun, the Moon, retrograde planets, Moon Void of Course, solar return, lunar returns, lunar month, solar-lunar arc, etc. — Unlimited astrological profiles with support for tags, search and dated note taking (the diary mode) — Summary of upcoming astrological events — Widget with current astrological wheel chart and a phase of the Moon — Accurate ephemeris for all major and minor planets including asteroids — Astrological chart for any time and geographical location — Tropical zodiac astrology — Sidereal zodiac astrology — Fixed stars calculator including aspects and parallels — Astrological transits for today or any day — Retrograde planets calculator — Natal chart calculator — Synastry and composite chart calculator — Progressed chart calculator — Planetary hours calculator including planetary hour alarm — Numerical astrology calculator reports — Solar system view — Detailed report of current and upcoming astronomical and astrological events Features that require in-app purchases: — Current chart widget — Moon cycle (lunation phase) widget — Fixed stars — Chart event explorer — Moon void of course — Moon nodes direction changes — Arabic lunar mansions (incl. sidereal option) — Vedic astrology lunar mansions (the nakshatras) — Synastry chart transits — Progressed chart — Extra planets & asteroids The app is distributed under the standard Apple End User Licence Agreement (EULA) which can be found at https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Polyphasic sleep3 screens
Time Nomad Astrology Charts4 screens

Verdict

The call

The clearest difference is price: Polyphasic sleep at Free against Time Nomad Astrology Charts's $8.99. Polyphasic sleep also leads on iOS requirement (9.0 vs 15.6). Time Nomad Astrology Charts's advantage is rating (4.8 vs 3.8) and review sentiment (84% vs 49%). On ads, in-app purchases, monetization model 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

Polyphasic sleep is free to download; Time Nomad Astrology Charts costs $8.99 up front. Polyphasic sleep sells 1 one-off in-app purchase and Time Nomad Astrology Charts sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Time Nomad Astrology Charts holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: Time Nomad Astrology Charts has 2.7K ratings behind it against 46, so its average is the more settled of the two. Written reviews point the same way: 49% of Polyphasic sleep's written reviews are positive against 84% of Time Nomad Astrology Charts's.

UpkeepUpdate frequency

Polyphasic sleep ships an update every 5 weeks, Time Nomad Astrology Charts weekly. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

Scorecard7 real differences · 4 level
Polyphasic sleep versus Time Nomad Astrology Charts: the parameters behind the verdict, then further details
ParameterPolyphasic sleepTime Nomad Astrology Charts
PriceFree — better$8.99
Rating3.8 (46 ratings)4.8 (2.7K ratings) — better
Positive reviews49.5% of reviews84.5% of reviews — better
Number of ratings462.7K — better
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#14 — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better15.6
Further details — not scored
Size43 MB217 MB
Age rating4+4+
DeveloperAlexey KuzovkovSEQFX PTY LTD

Customer experience

Polyphasic sleep

All ratings47 ratings
Positive68.1%
Neutral8.5%
Negative23.4%
Written reviews97 reviews
Positive49.5%
Neutral20.6%
Negative29.9%

Time Nomad Astrology Charts

All ratings2,744 ratings
Positive94.8%
Neutral2.0%
Negative3.2%
Written reviews393 reviews
Positive84.5%
Neutral6.1%
Negative9.4%

Bugs and requests

Polyphasic sleep

Reported bugs

10 issues
  • Alarms produce only notifications, not actual sounds
  • Do Not Disturb mode silences alarms
  • Daylight Saving Time causes display and timing issues
  • Vibration toggle disables alarm sounds
  • Premium purchase verification fails repeatedly
Show 5 more
  • Purchase restoration not working properly
  • App crashes during purchase restoration
  • Incorrect Everyman schedule definitions
  • Potential privacy breach causing SMS spam
  • App freezes or becomes unresponsive

Requested features

17 requests
  • Apple Health integration
  • Apple Watch app and complications
  • Custom sleep schedule creation
  • Ability to snooze or delay naps
  • Sleep cycle total hours display
Show 12 more
  • Multiple preset templates
  • Sleep tracking and analytics
  • Pre-sleep reminder notifications
  • Pause/disable entire app functionality
  • Custom alarm sounds from music library
  • Adaptation plan templates
  • Educational content within app
  • Sleep quality rating after naps
  • Volume control settings
  • Dual core and other advanced schedules
  • Widget support for home screen
  • Time zone adjustment capability

Time Nomad Astrology Charts

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Polyphasic sleep

One-time1
  • Full Version$9.99
10 purchases

Time Nomad Astrology Charts

One-time10
  • Moon Nodes Direction$4.99
  • Progressed Chart$4.99
  • Synastry Chart$4.99
Show 7 more
  • Moon Void of Course$4.99
  • Lunar Mansions (Nakshatras)$6.99
  • Minor Bodies & Asteroids$7.99
  • Chart Event Explorer$7.99
  • Fixed Stars$7.99
  • Current Chart Widget$7.99
  • Moon Cycle Widget$7.99

Questions

Is Polyphasic sleep free?
Polyphasic sleep is free to download, with in-app purchases available.
Is Time Nomad Astrology Charts free?
Time Nomad Astrology Charts costs $8.99, and also offers in-app purchases.
Which has better reviews, Polyphasic sleep or Time Nomad Astrology Charts?
Time Nomad Astrology Charts is rated higher. Polyphasic sleep averages 3.8 out of 5 from 46 ratings, while Time Nomad Astrology Charts averages 4.8 from 2.7K ratings.
Do Polyphasic sleep or Time Nomad Astrology Charts have ads?
Neither Polyphasic sleep nor Time Nomad Astrology Charts shows ads.
Which is updated more often, Polyphasic sleep or Time Nomad Astrology Charts?
Polyphasic sleep ships an update every 5 weeks, and Time Nomad Astrology Charts weekly. Most recently, Polyphasic sleep was updated on November 2, 2026 and Time Nomad Astrology Charts on November 6, 2026.

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