Comparison

Víz Világnapja vs Plant Problem Identifier

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

Head to head
About

Víz Világnapja

Features
Read full description

The EVENT@HAND World Water Day application contains information about the current World Water Day in Hungary every year. The application provides detailed information about national and regional/local applications related to World Water Day (March 22), events related to the World Day, their time and location. In the case of applications, it reminds applicants of the submission deadline. The application highlights programs and national applications organized by the Duna Museum in Esztergom, as well as online contests launched by the museum. After downloading and installing the application, the content is available completely offline. Thus, no internet connection is required during use.

About

Plant Problem Identifier

Instantly identify plants and diagnose plant diseases using your phone's camera. Get detailed information on over 35,000 plant species and 90+ disease types, along with treatment suggestions. Access helpful articles on plant care.

Highlights
  • Identify over 35,000 plant species by photo
  • Diagnose over 90 plant disease classes
  • Receive plant and disease information
  • Get treatment suggestions for diseases
  • Read useful articles on plant care
  • Unlimited access with Pro subscription
Features
Read full description

Do you want to know what plant is it or what’s wrong with your plant? No problem! Plant Problem Identifier app allows you to identify by photo 35000+ plant classes from all over the world with 93% accuracy, including: Indoor & Outdoor Plants, Indoor & Wild Flowers, Fruits, Vegetables, Cactuses, Succulents, Trees, Leaves, Bushes, Shrubs, Herbs, Grasses and more. Your plant looks sick and you want to know what’s wrong with it? No problem! Plant Problem Identifier app also allows you to identify by photo 90+ diseases classes, such as: Pests, Viruses, Abiotic, Bacterial, Fungal diseases and more. Also app provides you information about the treatment of identified diseases, but may vary. 
APP CONTENT & MAIN FEATURES:
 • Plant Identifier Take a photo or select a photo from your gallery to identify by photo over 35000+ plant classes from all over the world, including: Flowers, Trees, Leaves, Bushes, Shrubs, Herbs, Grasses, Fruits, Vegetables, Cactuses, Succulents and more. We provide you information about the identified plant, such as: Confidence, Common & Scientific Names, Description, Taxonomy, Reference Images, Watering, Sunlight, Soil Type and other, but may vary. 
 • Plant Disease Diagnosis
 Take a photo or select a photo from your gallery to identify by photo over 90+ plant diseases classes, such as: Abiotic diseases, Bacterial diseases, Fungal diseases, Pests, Viruses and more. We provide you information about the identified plant disease, such as: Confidence, Common & Disease Name, Classification, Cause, Similar Images, Description, Treatment and more. 

• Useful Articles 
Read more than 10 useful articles, such as: how to care of plants and more. Note: For a more accurate plant or plant disease identification, please take or select high-quality photo so that the plant or plant disease is visible and is alone in the photo, avoid other plants in background. Disclaimer: While we strive to provide accurate identification of plants and plant diseases, we cannot guarantee 100% accuracy in identification results also we are not liable for damages or injury caused by actions based on inaccurate identification and info provided. Note that free version of the app is limited to: – 1 Plant Identification; – 1 Plant Disease Diagnosis; – 1 Article. If you want to use the app without limits an auto-renewable subscription ”Plant Identifier Pro” is available. 
 Auto-renewable Subscription ”Plant Identifier Pro” Info: By subscribing you get premium (full, unlimited) access to all the features and content offered by Plant Problem Identifier app. Auto-renewable Subscription “Plant Identifier Pro” Includes: – Identify Plants Unlimited; – Identify 35,000+ Plant Classes; – Diagnose Plant Diseases Unlimited; – Collect Plants & Diseases Unlimited; – Unlock All Articles; The app contains the following auto-renewable subscription called ”Plant Identifier Pro”: – Weekly (3,99 US$) with a 3-days for free period. * Subscription price may vary depending on your location; * Payment will be charged to iTunes Account at confirmation of purchase; * Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period; * Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal; * Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account; * Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy Policy: https://sites.google.com/view/plant-identifier-privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Requested Access: Photos – access to add selected photos of plants or plant diseases for identification. Camera – access to take photos of plants or plant diseases for identification.

Screenshots

Víz Világnapja4 screens
Plant Problem Identifier4 screens

Verdict

The call

The clearest difference is in-app purchases: Víz Világnapja at none against Plant Problem Identifier's 1. Víz Világnapja also leads on iOS requirement (11.0 vs 15.0). Plant Problem Identifier's advantage is update cadence (every 9 months vs every 31 months). On price, 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

Both are free to download. Plant Problem Identifier sells 1 in-app purchase, starting at $3.99 per 7 days. Víz Világnapja asks for nothing beyond the download.

UpkeepUpdate frequency

Víz Világnapja ships an update every 31 months, Plant Problem Identifier every 9 months. The most recent releases landed on October 29, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
Víz Világnapja versus Plant Problem Identifier: the parameters behind the verdict, then further details
ParameterVíz VilágnapjaPlant Problem Identifier
PriceFreeFree
Rating—4.5 (171 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings—171 — better
Update frequencyEvery 31 monthsEvery 9 months — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size37 MB96 MB
Age rating4+4+
DeveloperMTA SZTAKIUladzislau Yanushka

In-app purchases

None

Víz Világnapja

No in-app purchases

1 purchases

Plant Problem Identifier

Subscriptions1
  • Plant Identifier Pro3 Days trial$3.997 Days

Questions

Is Víz Világnapja free?
Víz Világnapja is free to download, with no in-app purchases.
Is Plant Problem Identifier free?
Plant Problem Identifier is free to download, with in-app purchases available.
Do Víz Világnapja or Plant Problem Identifier have ads?
Neither Víz Világnapja nor Plant Problem Identifier shows ads.
Which is updated more often, Víz Világnapja or Plant Problem Identifier?
Víz Világnapja ships an update every 31 months, and Plant Problem Identifier every 9 months. Most recently, Víz Világnapja was updated on October 29, 2026 and Plant Problem Identifier on November 7, 2026.

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