Comparison

Analemma vs Flat Earth Pro

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

Head to head
About

Analemma

Explore the fascinating phenomenon of the Equation of Time with this educational app. It uses simple animations and graphics to make complex concepts easy to understand.

Highlights
  • Graphic description of the Equation of Time
  • Simple animations
  • Clear graphics
  • Easy to understand concepts
Read full description

Analemma is a graphic description of the phenomenon of the Equation-of-Time. By using simple animations and graphics, the analemma can be readily understood.

About

Flat Earth Pro

Visualize celestial body positions, daylight coverage, and moon phases on an Earth projection. Explore sun and moon overhead positions, rise/set times, and lunar details. Features offline functionality and a local weather forecast.

Highlights
  • Daylight coverage visualization
  • Sun and moon overhead positions
  • Rise and set times
  • Moon phases and libration
  • Offline functionality
  • Local weather forecast
Features
Read full description

Flat Earth app is a tool used to visualise daylight coverage, sun and moon overhead positions, rise and set times, moon phases, lunar parallactic angle and liberations, and much more in a simple and easy to read Azimuthal projection of the earth. Once you start the application, you will be informed immediately about the current zenith (overhead) position of the sun and moon, the current phase and parallactic angle of the moon, day and night map and much more relative to any observer position on earth. With one touch you can rotate clockwise or counter-clockwise to move time to the future or to the past and visualise the orbital motion of Sun, Moon, and 5 more optional celestial bodies realtime and with great accuracy. All of the core features of the app work offline including time zones. The graphical positions of the celestial bodies on the map represent the zenith (overhead) position relative to the app time. The direction of the celestial body (azimuth) in your local sky and its altitude can be visualised as well as the sky dome relative to any location through the navigation tab. The Flat Earth Application includes: - Lunar Perigee and Apogee in realtime as well as event schedule. - Lunar Phases in realtime as well as event schedule. - Local and regular Compass, and directions for the current sky position for all of the available celestial bodies. - Altitude , azimuth and current zenith position are featured and easily accessible for every feature celestial body. - Day light coverage visualisation over the earth for any particular time instant. - The rise and set times for any location on earth for all the of the available celestial bodies. - All time zones. - Moon libration and Orientation at any date and time and at any location. - Unique local weather forecast integrated within the app in app time controller. - Unlimited Moon, Sun and Earth Data at ANY date and time. - The ability to take and share a high resolution shot of the earth a moon. - Custom Notification at any date and time.

Screenshots

Analemma3 screens
Flat Earth Pro4 screens

Verdict

The call

The clearest difference is price: Analemma at Free against Flat Earth Pro's $3.99. Flat Earth Pro's advantage is rating (4.9 vs 4.2) and update cadence (every 6 weeks vs every 12 months). On review sentiment, ads, in-app purchases and monetization model 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

Analemma is free to download; Flat Earth Pro costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Flat Earth Pro holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: Flat Earth Pro has 108 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 75% of Analemma's written reviews are positive against 80% of Flat Earth Pro's.

UpkeepUpdate frequency

Analemma ships an update every 12 months, Flat Earth Pro every 6 weeks. The most recent releases landed on September 8, 2026 and September 20, 2026 respectively.

Scorecard4 real differences · 6 level
Analemma versus Flat Earth Pro: the parameters behind the verdict, then further details
ParameterAnalemmaFlat Earth Pro
PriceFree — better$3.99
Rating4.2 (5 ratings)4.9 (108 ratings) — better
Positive reviews75.0% of reviews80.0% of reviews — better
Number of ratings5108 — better
Update frequencyEvery 12 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size35 MB224 MB
Age rating4+4+
DeveloperTremont Air, LLCOthman Alzahrani

Customer experience

Analemma

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews8 reviews
Positive75.0%
Neutral12.5%
Negative12.5%

Flat Earth Pro

All ratings108 ratings
Positive97.2%
Neutral0.0%
Negative2.8%
Written reviews30 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

None

Analemma

No in-app purchases

None

Flat Earth Pro

No in-app purchases

Questions

Is Analemma free?
Analemma is free to download, with no in-app purchases.
Is Flat Earth Pro free?
Flat Earth Pro costs $3.99, with no in-app purchases.
Which has better reviews, Analemma or Flat Earth Pro?
Flat Earth Pro is rated higher. Analemma averages 4.2 out of 5 from 5 ratings, while Flat Earth Pro averages 4.9 from 108 ratings.
Do Analemma or Flat Earth Pro have ads?
Neither Analemma nor Flat Earth Pro shows ads.
Which is updated more often, Analemma or Flat Earth Pro?
Analemma ships an update every 12 months, and Flat Earth Pro every 6 weeks. Most recently, Analemma was updated on September 8, 2026 and Flat Earth Pro on September 20, 2026.

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