Comparison

Erigworld vs Pie Matrix

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

Head to head
About

Erigworld

This virtual platform offers innovative teaching techniques to build a strong foundation for aspiring candidates. It serves as an e-learning hub, saving users time by providing direct access to educational resources.

Highlights
  • Virtual e-learning platform
  • Skill upgrading
  • Innovative teaching techniques
  • Strong foundation building
  • Time-saving resource access
Features
Read full description

E-rigworld is a virtual platform for educating and upgrading student’s skill.Erigworld is a virtual e-learning platform, and a branch of Rigworld Multiservices. It is an e-learning hub that lay's a strong foundation for aspiring candidates through its innovative teaching techniques. It is a time saver for the candidates, as they won't have to waste time in searching for oil and natural

About

Pie Matrix

Features
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Pie Matrix turns your iPhone into a real-time window to the cosmos. Point your phone at the sky and instantly see what's above you β€” stars, planets, constellations, the Moon, deep sky objects, and even the ISS flying overhead. AUGMENTED REALITY SKY VIEW Hold your phone up and the sky map aligns perfectly with what's above you using your device sensors. See 190,000+ stars rendered in real-time with accurate positions, colors, and brightness. Watch constellations come alive with artwork overlays. WHAT'S VISIBLE TONIGHT Every evening, Pie Matrix computes what's visible from your exact location β€” bright planets, the Moon's phase, Messier objects, meteor showers, and satellite passes. No guesswork, just look up. SEARCH & FIND ANY OBJECT Looking for Saturn? The Andromeda Galaxy? Type its name and a guided reticle points you right to it. The circle shrinks as you get closer β€” satisfying every time. MY TELESCOPE Select your telescope from our catalog and get personalized observing targets based on your equipment's capabilities. Know your magnification, field of view, and faintest star visible β€” then find objects matched to your setup. SKY CALENDAR Plan ahead with celestial events β€” conjunctions, eclipses, meteor shower peaks, planet oppositions. Never miss a good night. FEATURES β€’ 190,000+ stars with real-time positions β€’ All 88 constellations with line art and boundaries β€’ Planets with moons (Jupiter's Galilean moons, Titan) β€’ 110 Messier deep sky objects (galaxies, nebulae, clusters) β€’ ISS and satellite tracking β€’ Milky Way overlay β€’ Moon phases and illumination β€’ Time travel β€” see the sky at any date/time β€’ Red night mode to preserve dark adaptation β€’ Adjustable Bortle scale for light pollution β€’ Manual mode for use without sensors β€’ Ground/horizon with customizable landscapes β€’ Wikipedia info for every object you tap β€’ Push notifications for nightly sky highlights β€’ Works offline after initial setup SHOP Browse telescopes, binoculars, and accessories from The Sky Circle β€” India's astronomy gear destination. Find your next scope right in the app. Built with love for the night sky by Pie Matrix.

Screenshots

Erigworld4 screens
Pie Matrix4 screens

Verdict

The call

The clearest difference is in-app purchases: Pie Matrix at none against Erigworld's 7. Erigworld's advantage is ads (none vs shown). On price, device support and iOS requirement 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. Erigworld sells 7 one-off in-app purchases. Pie Matrix asks for nothing beyond the download.

Scorecard2 real differences Β· 6 level
Erigworld versus Pie Matrix: the parameters behind the verdict, then further details
ParameterErigworldPie Matrix
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 5 monthsβ€”
AdsNo β€” betterYes
In-app purchasesYesNo β€” better
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 β€” better
Further details β€” not scored
Size265 MB102 MB
Age rating17+4+
DeveloperAjay VermaPie Matrix Innovations Private Limited

In-app purchases

7 purchases

Erigworld

One-time7
  • Course Tier 4$3.99
  • Course Tier 12$11.99
  • Course Tier 13$12.99
Show 4 more
  • Course Tier 27$26.99
  • Course Tier 34$33.99
  • Course Tier 51$54.99
  • Mastering IWCFWell Control In$119.99
None

Pie Matrix

No in-app purchases

Questions

Is Erigworld free?
Erigworld is free to download, with in-app purchases available.
Is Pie Matrix free?
Pie Matrix is free to download, with no in-app purchases.
Do Erigworld or Pie Matrix have ads?
Pie Matrix shows ads; Erigworld does not.

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