Comparison

Quantitative QiMen 奇門 vs Leaf Identification

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

Head to head
About

Quantitative QiMen 奇門

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This Quantitative QiMenDunJia 奇門遁甲 is the first you ever found in apps that direct you on how to collect the 氣 (qi) in pursuing luck i.e. wealth, health, love, etc. The quantitative program is based on my master who learned it from late Master Hung from Hong Kong. They are several rules that you have to follow in order to collect the right qi before you take action in pursuing your luck which you can find it in my apps tutorial beforehand. Every hour and every day the distribution of energy will change, you can just easily use this app to locate the energy that you want to pursue i.e. health, wealth, love luck.

About

Leaf Identification

Instantly identify plants, flowers, and trees by taking a photo. This AI-powered app recognizes over 20,000 species with high accuracy, even offline. It's perfect for nature lovers, gardeners, and families wanting to learn more about the plant world.

Highlights
  • AI plant scanner
  • Identify flowers, trees, and herbs
  • Offline identification
  • Large plant database
  • Identification history
  • Plant recognition by genus/family
Features
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Leaf identification helps you to identify plants just by taking a photo of them with your phone. Our AI technology will recognize what plant is this in a snap, very convenient and fast. You want to inspire your child to learn more about nature and teach them to identify plants, herbs, flowers in the wild? Say no more, this plant identifier app is what you're looking for. You can easily check for the plant even without internet connection. Whether you're working in your garden or going out for a walk, whenever you encounter a beautiful, unknown plant, simply use this app, take a picture and we will tell you everything. Main features: - Flowers, trees, plant scanner with AI technology that will identify plants instantly - A huge database of plant id - Plant recognition by genus/family - Check your plant identification history at any time - Simple interface, easy to use for everyone - Easily share your plant identification to any devices Leaf Identification can identify 20,000+ species with a guaranteed accuracy of 97%. We understand that there are many trees that look alike and their only difference lies in the very small details. Therefore, our AI system is constantly learning so it can identify plants, flowers, herbs,... more accurately and better everyday. With Leaf Identification, you can turn your smartphone into a handy plant identifier. Impress your friends and family the next time you go hiking with your collection of plant identification. Terms of Services: https://rockybrain.com/terms/ Privacy Policy: https://rockybrain.com/policy/

Screenshots

Quantitative QiMen 奇門4 screens
Leaf Identification4 screens

Verdict

The call

The clearest difference is price: Leaf Identification at Free against Quantitative QiMen 奇門's $129.99. Leaf Identification also leads on update cadence (fortnightly vs every 3 months). Quantitative QiMen 奇門's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 15.0). On ads 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

Leaf Identification is free to download; Quantitative QiMen 奇門 costs $129.99 up front. Leaf Identification sells 3 in-app purchases, starting at $2.99 per 7 days. Quantitative QiMen 奇門 asks for nothing beyond the download.

UpkeepUpdate frequency

Quantitative QiMen 奇門 ships an update every 3 months, Leaf Identification fortnightly. The most recent releases landed on November 7, 2026 and November 14, 2026 respectively.

Scorecard4 real differences · 6 level
Quantitative QiMen 奇門 versus Leaf Identification: the parameters behind the verdict, then further details
ParameterQuantitative QiMen 奇門Leaf Identification
Price$129.99Free — better
Rating—4.8 (1.4K ratings) — better
Positive reviews—33.8% of reviews
Number of ratings—1.4K — better
Update frequencyEvery 3 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size16 MB396 MB
Age rating4+4+
DeveloperDjauhery .Le Giang Nam

Bugs and requests

Quantitative QiMen 奇門

Not enough reviews yet to summarise bugs or requests.

Leaf Identification

Reported bugs

2 issues
  • App crashes frequently
  • Stuck in scanning loop with no way to exit

Requested features

2 requests
  • Ability to add notes to saved plants
  • Offline functionality

In-app purchases

None

Quantitative QiMen 奇門

No in-app purchases

3 purchases

Leaf Identification

Subscriptions2
  • Leaf ID Pro3 Days trial$2.997 Days
  • Leaf ID Pro$29.991 Year
One-time1
  • Leaf ID Pro Lifetime$69.99

Questions

Is Quantitative QiMen 奇門 free?
Quantitative QiMen 奇門 costs $129.99, with no in-app purchases.
Is Leaf Identification free?
Leaf Identification is free to download, with in-app purchases available.
Do Quantitative QiMen 奇門 or Leaf Identification have ads?
Neither Quantitative QiMen 奇門 nor Leaf Identification shows ads.
Which is updated more often, Quantitative QiMen 奇門 or Leaf Identification?
Quantitative QiMen 奇門 ships an update every 3 months, and Leaf Identification fortnightly. Most recently, Quantitative QiMen 奇門 was updated on November 7, 2026 and Leaf Identification on November 14, 2026.

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