Comparison

Large Math Drill vs Tree Leaf Identifier & Scanner

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

Head to head
About

Large Math Drill

Features
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Train Your Brain to Think in Billions. ■ Can your mental math keep up with high-stakes business? Most people freeze when they see numbers like a hundred million or a few trillion—but in boardrooms, pitch decks, and consulting interviews, that's just the starting point. If you can’t quickly estimate and compute large figures on the fly, you’re not just slow—you’re forgettable. This app gives you the edge: a powerful training ground for mastering the kind of numeric fluency that quietly separates decision-makers from everyone else. ■ What does the app do? It’s laser-focused: Choose your unit: Thousand, Million, Billion, Trillion Customize the number types: powers of 10, multiples of 5 Select operation types: Addition, Division, and more Tap Start and answer lightning-fast using a calculator-style interface The questions appear at the top, and your ability to instantly recognize, process, and act on large numbers is tested in real-time. ■ Track your progress, in numbers—not feelings. Forget vague notions of “I think I’m improving.” This app gives you hard data: Daily accuracy and time-per-question charts Mistakes are saved and recycled into focused review drills Compare historical stats to watch both speed and accuracy evolve ■ Why does it work? Forces your working memory to confront upper limits Strengthens mental arithmetic under pressure Encourages structural thinking even in a multiple-choice format ■ Who is this for? Aspiring consultants, analysts, and investment bankers Founders, execs, and anyone making real decisions with real numbers Students prepping for standardized tests, logic interviews, or competitive math Lifelong learners training for cognitive performance and sharper thinking ■ Use it for interview prep, case studies, quant drills, and more "Estimate the future market for a trillion-dollar industry." "Quickly calculate a rough ROI under time pressure." If those questions make you hesitate, you're not ready. This app builds the intuition and reflexes to handle such questions without blinking. It’s a secret weapon for case interviews, mental math assessments, business exams, and anywhere sharp numeric instincts are non-negotiable. ■ Other features Full English unit support: thousand, million, billion, trillion, quadrillion Clean, intuitive interface Customizable sound, color themes, and answer modes ■ Numbers Don’t Lie. Neither Should Your Brain. This isn’t just a calculator. It’s a mental transformation tool. People who speak the language of large numbers tend to get more respect, more responsibility, and more results. So don’t get left behind. Start training today—even one minute a day rewires the way you think.

About

Tree Leaf Identifier & Scanner

Features
Read full description

Identify trees in seconds with Tree Leaf Identifier & Scanner. Point your camera at a leaf, bark, or tree photo and get instant AI-powered identification with species details, care tips, and more. WHAT YOU CAN DO • Identify trees from leaf or bark photos • Learn scientific names, taxonomy, and key facts • Check tree health signals and care guidance • Save scans to your personal collection • Browse popular species in the catalog • Ask questions with Leaf Chat about trees and plants PERFECT FOR Nature walks, gardening, hiking, arborists-in-training, students, and anyone curious about the trees around them. ACCURATE & FAST Advanced AI analyzes leaf shape, edges, patterns, and bark texture to help you recognize oaks, maples, pines, and countless other species. Start scanning today and build your living tree library. Subscription Information Some features require a subscription to access premium content and advanced AI functionality. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.notion.so/lmaktstudio/Privacy-Policy-2b98d972f8dd807ab42de7b4f8dbefbd

Screenshots

Large Math Drill3 screens
Tree Leaf Identifier & Scanner4 screens

Verdict

The call

The clearest difference is ads: Tree Leaf Identifier & Scanner at none against Large Math Drill's shown. On price, in-app purchases, device support and iOS requirement 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

Both are free to download. Large Math Drill sells 1 one-off in-app purchase and Tree Leaf Identifier & Scanner sells 3 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 5 level
Large Math Drill versus Tree Leaf Identifier & Scanner: the parameters behind the verdict, then further details
ParameterLarge Math DrillTree Leaf Identifier & Scanner
PriceFreeFree
Update frequency—Every 10 days
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17
Further details — not scored
Size18 MB14 MB
Age rating4+4+
DeveloperYuto InagakiLingga Kusuma Sakti

In-app purchases

1 purchases

Large Math Drill

One-time1
  • プレミアム会員$2.99
3 purchases

Tree Leaf Identifier & Scanner

Subscriptions3
  • Tree Leaf Identifier Weekly7 Days trial$9.997 Days
  • Tree Leaf Identifier Yearly Sale$19.991 Year
  • Tree Leaf Identifier Yearly$34.991 Year

Questions

Is Large Math Drill free?
Large Math Drill is free to download, with in-app purchases available.
Is Tree Leaf Identifier & Scanner free?
Tree Leaf Identifier & Scanner is free to download, with in-app purchases available.
Do Large Math Drill or Tree Leaf Identifier & Scanner have ads?
Large Math Drill shows ads; Tree Leaf Identifier & Scanner does not.

Other comparisons