Comparison

Math Racing 2 Pro vs Gem Identifier & Rock ID

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

Head to head
About

Math Racing 2 Pro

Engage in a thrilling 3D racing game where solving math problems accelerates your vehicle. Master various arithmetic and number sense skills through fast-paced gameplay with multiple cars and tracks.

Highlights
  • Solve math problems for speed boosts
  • Learn addition, subtraction, multiplication, division
  • Practice place value, percentages, rounding
  • Compete on 5 awesome tracks
  • Unlock 13 cool cars
  • Progressive difficulty options
  • No ads
Features
Read full description

Math Racing 2 Pro is the fastest way to learn math in the app store! In this crazy 3D racing game, you get a speed boost for every math problem you solve! Do the math! * Addition * Subtraction * Multiplication * Division * Place Value * Percentages * Rounding * Greater-Than, Less-Than * Skip-Counting * Odd or Evens * Random Problems * Progressive Difficulty Option Extra Credit! * NO Ads! * 13 Cool Cars * 5 Awesome Tracks * Universal App * Achievements * Three Awesome Ways to Play * Arcade-style Racing Action * Awesome Graphics, Sounds, and Music Be sure to rate and review! Your ratings and reviews keep us charged! http://www.facebook.com/potg.apps http://potgapps.org

About

Gem Identifier & Rock ID

Identify rocks, gems, and crystals instantly by taking a photo. Access a comprehensive database with detailed information and authenticate precious stones. Includes a built-in metal detector for further analysis.

Highlights
  • Instant stone identification via photo
  • Comprehensive stone database
  • Gem authentication tool
  • Built-in metal detector
  • AI recognition technology
Features
Read full description

Gem Identifier - Discover the Hidden World of Stones Unlock the mysteries of every rock, gem, and crystal you encounter with our powerful identification app. Whether you're a geology enthusiast, collector, or simply curious about the stones around you, this app transforms your phone into a professional geological tool. Instant Stone Identification - Simply take a photo and get accurate identification results in seconds. Our advanced AI recognition technology helps you identify rocks, gems, crystals, and stones with remarkable precision. Comprehensive Stone Database - Access detailed information about thousands of stones including their formation, properties, historical significance, and metaphysical meanings. Learn fascinating facts that bring each specimen to life. Gem Authentication Tool - Verify the authenticity of your precious stones and gems. Our specialized feature helps you distinguish between natural stones and synthetic alternatives, giving you confidence in your collection. Built-in Metal Detector - Discover the magnetic properties of your stones using your device's magnetometer. This unique feature adds another layer of analysis to help you understand your specimens better. Perfect for rock hounds, jewelry enthusiasts, students, and anyone passionate about the natural world. Start your geological adventure today and become an expert stone identifier. Every stone has a story waiting to be discovered. Download now and transform the way you explore the fascinating world of minerals and gems. Terms of Use: https://innotent.io/rock-identifier-terms-of-use/ Privacy Policy: https://innotent.io/rock-identifier-privacy-policy/

Screenshots

Math Racing 2 Pro4 screens
Gem Identifier & Rock ID4 screens

Verdict

The call

The clearest difference is price: Gem Identifier & Rock ID at Free against Math Racing 2 Pro's $2.99. Gem Identifier & Rock ID also leads on update cadence (monthly vs every 5 months). Math Racing 2 Pro's advantage is in-app purchases (none vs 5) and ads (none vs shown). On rating 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

Gem Identifier & Rock ID is free to download; Math Racing 2 Pro costs $2.99 up front. Gem Identifier & Rock ID sells 5 in-app purchases, starting at $6.99 per 7 days. Math Racing 2 Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Math Racing 2 Pro against 4.4 for Gem Identifier & Rock ID. That said, the two scores are not equally well evidenced: Math Racing 2 Pro has 341 ratings behind it against 24, so its average is the more settled of the two.

UpkeepUpdate frequency

Math Racing 2 Pro ships an update every 5 months, Gem Identifier & Rock ID monthly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard8 real differences · 2 level
Math Racing 2 Pro versus Gem Identifier & Rock ID: the parameters behind the verdict, then further details
ParameterMath Racing 2 ProGem Identifier & Rock ID
Price$2.99Free — better
Rating4.5 (341 ratings) — better4.4 (24 ratings)
Positive reviews75.0% of reviews—
Number of ratings341 — better24
Update frequencyEvery 5 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size397 MB36 MB
Age rating4+4+
DeveloperPants on the Ground Apps LLCInnotent LTD

Customer experience

Math Racing 2 Pro

All ratings335 ratings
Positive87.8%
Neutral5.7%
Negative6.6%
Written reviews8 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Gem Identifier & Rock ID

All ratings23 ratings
Positive87.0%
Neutral0.0%
Negative13.0%

In-app purchases

None

Math Racing 2 Pro

No in-app purchases

5 purchases

Gem Identifier & Rock ID

Subscriptions4
  • Weekly$6.997 Days
  • Yearly$19.991 Year
  • Yearly, 3 Days Free Trial3 Days trial$29.991 Year
Show 1 more
  • Yearly$29.991 Year
One-time1
  • Lifetime$14.99

Questions

Is Math Racing 2 Pro free?
Math Racing 2 Pro costs $2.99, with no in-app purchases.
Is Gem Identifier & Rock ID free?
Gem Identifier & Rock ID is free to download, with in-app purchases available.
Which has better reviews, Math Racing 2 Pro or Gem Identifier & Rock ID?
Math Racing 2 Pro is rated higher. Math Racing 2 Pro averages 4.5 out of 5 from 341 ratings, while Gem Identifier & Rock ID averages 4.4 from 24 ratings.
Do Math Racing 2 Pro or Gem Identifier & Rock ID have ads?
Gem Identifier & Rock ID shows ads; Math Racing 2 Pro does not.
Which is updated more often, Math Racing 2 Pro or Gem Identifier & Rock ID?
Math Racing 2 Pro ships an update every 5 months, and Gem Identifier & Rock ID monthly. Most recently, Math Racing 2 Pro was updated on November 2, 2026 and Gem Identifier & Rock ID on November 5, 2026.

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