KAGN vs AI Math Solver
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
KAGN
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Identify birds, animals, plants, bugs and mushrooms from a photo. Identify birds, frogs, insects and mammals by their calls. Then ask why. KAGN is an AI wildlife identifier and field guide that does not stop at the name: it notices what is interesting about the cardinal or the monarch on the milkweed, and suggests the questions to ask. Snap a photo and KAGN names the species, with the field marks that decided it. Then it points at what you might have missed, with suggested questions one tap away: a slit on a cicada's back becomes the question you would never have thought of. An identification is where other apps finish. It is where KAGN starts. Discover Nature's Secrets Keep asking. Why is the bee working that flower? Does this red-tailed hawk look injured? Why is the black bear out in daylight? Your own photo stays in context, so every answer is about the animal in front of you, not a generic species page: behavior, habitat, diet, migration, look-alikes. Bird Song Identifier and Bird Call Identifier Hear a warbler high in the oaks but cannot see it? Record it and the bird sound identifier names the bird from its call or song. It names birds, frogs, insects and mammals too, from the spring peeper to the katydid. It is free to start, and it runs on your phone, so the dawn chorus is no longer a mystery. Bird Identification From a Photo Bird identification for North American birders, from the backyard feeder to the flyway. A bird guide and bird scanner in one: photograph the cardinal and get the species, a confidence score, the alternatives worth ruling out and the field marks that separate them. Animal Identifier, Snake Identifier, Bug Identifier and Mushroom Identifier One AI species identifier for mammals, reptiles, amphibians, insects, spiders, fish, trees, flowers, weeds and fungi. A frog identifier for the spring peeper by the pond, a spider identifier for the orb weaver in the shed, a butterfly and caterpillar identifier for the monarch, a plant identifier for the black-eyed Susan and a weed identifier for the lawn. Identify animals from the black bear to the garter snake. AI That Teaches You the Field Marks KAGN shows you why. Every result highlights the colors and markings, shape, bill, wing, leaf, petal, bark or body structure that identify the species, so you learn to recognize the cardinal yourself. Ask Anything About Any Species Chat with the AI naturalist about any species in the field guide. Where it lives, what it eats, how rare it is, when to see it. A wildlife guide in your pocket for your backyard, a state park or the trail. Your Wildlife Journal, Bird Journal and Life List Save sightings with photos, sound recordings, video, notes and location. Build your life list and keep trip lists. Your sightings stay on your device unless you back them up, and you can export them at any time. Explore Community Sightings See what others are spotting: search sightings by species and explore what is being seen near you on a map. Plan Your Next Trip Heading to Yellowstone? Ask KAGN what is there and get the species to expect. Scout uses your life list and recent sightings to suggest the target species for your next lifer. Packs for Everywhere Regional packs for North America: North American Birds, Mammals, Reptiles, Plants and Insects, with the same packs for the Caribbean, Central America, Europe and every other region. Worldwide packs cover every group. Every pack is included. Free to Start KAGN is free to download and free to start. Upgrade options and prices are shown in the app in your local currency. Privacy Policy: https://kagn.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
AI Math Solver
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AI math solver with verified step-by-step answers. Serious math help, even for the hard problems. 3 free a day, unlimited for $3.99 a month. HexMath solves math problems from a photo, a whole homework page with multiple problems, or typed questions. Get clear step-by-step work, verified answers, and ask follow-up questions whenever you need to understand a step. KEY FEATURES ā¶ VERIFIED STEP-BY-STEP ANSWERS See every step of the solution, not just the final answer. HexMath checks the result before showing it and tells you when a problem is unclear or confidence is low instead of simply guessing. ā¶ PHOTO MATH SOLVER Take a photo of a printed or handwritten math problem, choose an image from your gallery, or crop the exact problem you want to solve. ā¶ HOMEWORK WITH MULTIPLE PROBLEMS Scan a homework page with up to 6 problems in one photo. HexMath detects each problem and solves it separately. ā¶ ASK FOLLOW-UP QUESTIONS Turn any solution into a conversation: "Why this step?", "Show another method", "Is there a shortcut?", "Explain this more simply". ā¶ BUILT-IN MATH KEYBOARD No photo? Type equations, fractions, powers, roots, and other math expressions directly into HexMath. ā¶ BUILT FOR HARD MATH More than basic arithmetic and simple homework questions: high-school, AP, college, and first-year engineering math, including linear algebra and advanced calculus. ā¶ TESTED FOR ACCURACY Tested on 100,000+ math problems. Answers are checked before they are shown wherever the math allows it, and HexMath tells you when it is not confident instead of guessing. SUBJECTS COVERED ā¶ MATH TOPICS: ⢠Arithmetic & Fractions (Fractions, Decimals, Percentages, Ratios) ⢠Algebra (Pre-algebra, Equations, Inequalities, Functions, Polynomials, Systems of equations) ⢠Geometry & Trigonometry (Geometry, Trigonometry, Functions and graphs) ⢠Calculus (Limits, Derivatives, Integrals, Advanced calculus) ⢠Linear Algebra (Matrices, Vectors, Systems of linear equations) ⢠Statistics & Probability (Statistics, Probability, Data problems) ⢠Word problems WHO HEXMATH IS FOR High-school and AP students ⢠College and first-year engineering students ⢠Parents helping with math homework ⢠Anyone who wants to understand the steps, not just copy an answer ONE ACCOUNT, EVERY DEVICE Your solution history syncs with hexmath.com. Use the same account on the app and web. Share solutions using private links that expire automatically. HexMath can make mistakes ā double-check important work. FREE & HEXMATH PRO Free account: 3 math questions a day (new problems or follow-ups), full step-by-step solutions, no ads. HexMath Pro: unlimited questions and follow-ups (fair use), works on the web app too. $3.99 per month, auto-renewing, cancel anytime. Prices may vary by region. Renewal Terms: Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current subscription period. Manage or cancel your subscription in Settings āŗ Apple ID āŗ Subscriptions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://hexmath.com/terms Privacy Policy: https://hexmath.com/privacy STAY CONNECTED ⢠TikTok: www.tiktok.com/@hexmath ⢠Official Website: hexmath.com ⢠Email: contact@hexmath.com
Screenshots
Verdict
The clearest difference is update cadence: KAGN at weekly against AI Math Solver's monthly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. KAGN sells 4 in-app purchases, starting at $1.99 per month and AI Math Solver sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
KAGN ships an update weekly, AI Math Solver monthly. Both last shipped on October 25, 2026.
| Parameter | KAGN | AI Math Solver |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly ā better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 ā better | 15.1 |
| Further details ā not scored | ||
| Size | 29 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Catharina Naude | Wizstarr Inc. |
In-app purchases
KAGN
- Plus Monthly$1.991 Month
- Pro Monthly$4.991 Month
- Plus Yearly7 Days trial$12.991 Year
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- Pro Yearly7 Days trial$34.991 Year
AI Math Solver
- HexMath Pro$3.991 Month
Questions
Is KAGN free?
Is AI Math Solver free?
Do KAGN or AI Math Solver have ads?
Which is updated more often, KAGN or AI Math Solver?
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