# Frogoku: Frog Logic Puzzle — Calm Grid Brain Teasers > Grid-based logic puzzle game with frog placement and city-themed daily challenges. (iPhone/iPad app by zhijun li.) - Source: https://appshunter.io/ios/app/frogoku-frog-logic-puzzle/id6813729598 (this page in markdown: same URL + `.md`) - Developer: [zhijun li](https://appshunter.io/developer/1047598269) - Category: Games, Entertainment, Casual, Puzzle - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 17.0 · 138 MB - Languages: American English, Afrikaans, Amharic, Arabic, Azerbaijani, Belarusian, Bangla, Bosnian, Khmer, Catalan and 52 more - Released: 2026-09-22 - Data updated: 2026-10-04 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/frogoku-frog-logic-puzzle/id6813729598/reviews.md ## What is Frogoku? Every pond has room for one frog. Find a peaceful place for them all. One frog in each row, column and colored pond. Frogs cannot touch, even diagonally. 300 LOGIC PUZZLES Explore ten chapters, from 4×4 to 9×9. Every puzzle is machine-verified to have one solution and a complete path of deduction. Placement checks visible rule conflicts. Experiment freely and undo at no cost. A CITY A DAY Play a puzzle from a separate, fixed challenge bank with an original watercolor view of a real city and a short note from your frog. The first release includes 30 rotating cities. Everyone gets the same board and city by UTC date. Finish on the day to share a travel postcard without puzzle answers; revisit missed city introductions in the travel journal. Earn lotus coins for your first completion. The leaderboard ranks total lotus earned. Game Center is optional and shows an all-time board of real players. You can play without signing in. HINTS IN TWO STEPS Start with the group and rule to consider, then reveal the specific cells. Each level includes three free hints. After those, an optional rewarded ad grants another hint. Undo and reset do not replenish used hints. PEACEFUL POND An optional weekly, monthly, or yearly auto-renewable subscription removes all ads and unlocks unlimited hints while active. Every mainline and daily puzzle remains free to play. The first ten mainline levels have no interstitials; later interstitials are spaced between eligible level completions. Daily challenges have no interstitials. If an ad is unavailable, you can still keep solving. WATERCOLOR COLLECTIONS Complete chapters to earn frog skins, backgrounds, decorations and fireflies. These rewards only change appearances. COMFORTABLE CONTROLS Tap to mark, tap again for a frog, or drag to sweep marks. Choose two-button controls or use the large board with zoom, scrolling and explicit cell actions. Includes pond letters, light and dark appearances, VoiceOver and Reduce Motion support. Puzzles and progress stay on your device and work offline. Purchases, ads and Game Center need a connection. There is no cloud sync; uninstalling may erase progress. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Hundreds of logic puzzles - Daily city-themed challenges - Unlockable cosmetic rewards - Offline play - Adjustable difficulty (4x4 to 9x9) - Hint system - Customizable controls ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Peaceful Pond Yearly | $19.99 | per year | | Peaceful Pond Monthly | $2.99 | per month | | Peaceful Pond Weekly | $0.99 | per 7 days | ## Frequently asked questions about Frogoku ### What is Frogoku? Frogoku is a logic puzzle game where players place frogs on a grid, adhering to rules about rows, columns, and colored ponds. It offers hundreds of puzzles and daily challenges with a peaceful, watercolor aesthetic. ### How do I play Frogoku? The goal is to place one frog in each row, column, and colored pond, ensuring no frogs are adjacent, even diagonally. You can tap to mark cells or drag to place frogs, with options for different control schemes. ### Does Frogoku have ads? Frogoku is free to play and does not contain advertisements in its mainline or daily puzzles. Interstitials are spaced between eligible level completions in the main game, and daily challenges are ad-free. ### Can I play Frogoku offline? Yes, puzzles and your progress in Frogoku stay on your device and work offline. However, purchases, ads, and Game Center features require an internet connection. ### What are the subscription options for Frogoku? Frogoku offers an optional 'Peaceful Pond' subscription for weekly, monthly, or yearly terms. This subscription removes all ads and unlocks unlimited hints while active. ### How many puzzles are in Frogoku? Frogoku features 300 logic puzzles spread across ten chapters, with grid sizes ranging from 4x4 to 9x9. Each puzzle is machine-verified to have a single solution. ### What are the daily challenges in Frogoku? Daily challenges present a puzzle from a fixed bank with a unique watercolor view of a real city and a short note. 30 rotating cities are available, and everyone receives the same board and city by UTC date. ### Is Frogoku suitable for children? Frogoku has an age rating of 4+ and is designed with a calm aesthetic and straightforward logic. Its gameplay mechanics are simple to understand, making it accessible for younger players. ## Version history (last 2 releases) ### 1.1.0 — 2026-09-26 First release with 300 mainline puzzles, A City a Day, 30 travel watercolors, shareable postcards, collections and two-step hints. ### 1.0.0 — 2026-09-23 No release notes. ## More apps by zhijun li - [PetMood - AI Pet Analyzer](https://appshunter.io/ios/app/petmood-ai-pet-analyzer/id6740913770) - [LovTrip - 行程蛙 - 懒人出行必备神器](https://appshunter.io/ios/app/lovtrip/id6740987240) - [小读书 - 3分钟AI读书](https://appshunter.io/ios/app/3ai/id6743986609) - [PictureAny-PictureThis, Cal AI](https://appshunter.io/ios/app/pictureany-picturethis-cal-ai/id6747031836) - [Pixship - AI Photo Editor](https://appshunter.io/ios/app/pixship-ai-photo-editor/id6751565059) - [Lobster AI - Gets Things Done](https://appshunter.io/ios/app/lobster-ai-gets-things-done/id6759594177) All apps by zhijun li: https://appshunter.io/developer/1047598269 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-04.*