Hidden Objects vs Sudoku Challenge
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Hidden Objects
Embark on a neon-themed puzzle adventure to find hidden objects in vibrant pictures. Explore diverse locations and complete challenges without time pressure. Perfect for relaxation and fun for all ages.
- Neon-themed hidden object puzzles
- Diverse mystery locations
- Offline play supported
- No timers or time limits
- Hints available
- Unique author drawings
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Start your hunt for hidden objects! Hidden Objects - Neon Secrets is a hidden object puzzle adventure game in which you will find hidden objects in pictures! Get ready for a big hidden object Journey in the mystery neon world! At each level you will have to find ten hidden objects. Each level represents a new location – manor, hotel, swimming pool, house, beach, shop, museum and much more. Enjoy the neon atmosphere of the hidden object puzzle game! In Hidden Objects - Neon Secrets Game you have to find various hidden objects - the objects to be found will be displayed at the bottom of the screen and your task is to find them all on a big picture. Hidden items can be anywhere. Seek and find all items and complete hidden object challenges. Why you will love “Hidden Objects - Neon Secrets” - find the objects adventure game: - The game is completely free. - Unusual author's drawings in a special, neon style. - Offline mode - enjoy the Hidden Object game wherever you are! - The game is not difficult. Just relax and have fun! - There are no timers or time limits in the game. No need to hurry. - Incredible seek-and-find adventure that adults and kids will love. - 10 mysterious items in each level. - Hints is available and will help if you get stuck If you are looking for an amazing hidden object puzzle adventure, Hidden Objects - Neon Secrets game is what you need for fun and relax! So what are you waiting for? Download Hidden Objects - Neon Secrets game and enjoy!
Sudoku Challenge
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Sudoku that teaches you: every hint explains WHY — plus a 12-lesson Academy that takes you from first steps all the way to X-Wing. DAILY CHALLENGE — one puzzle for the whole world each day, with resume-anytime saves and an Elo-style Rating that grows with you. SUDOKU ACADEMY — 12 interactive lessons: cross-hatching, leftovers, pointing pairs, naked pairs, X-Wing and more. From playing to truly solving. HINTS THAT TEACH — hints don't just fill the answer. They highlight the cell, name the technique, and walk you through the logic. ADVENTURE MAP — 8 regions, 100+ levels, star chests and Boss fights. Unlock four variants: Killer, Diagonal, Jigsaw and Letter sudoku. MORE MODES — Classic with 6 difficulties, Speed runs, Survival stages and Endgame sprints. 100% FREE — NO ADS. NO IN-APP PURCHASES. NO DATA COLLECTION. No account needed. Everything stays on your device — uninstall deletes it all. Plays fully offline. 10 minutes a day keeps your brain sharp.
Screenshots
Verdict
The clearest difference is ads: Sudoku Challenge at none against Hidden Objects's shown. Sudoku Challenge also leads on update cadence (monthly vs every 6 months). Hidden Objects's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Hidden Objects ships an update every 6 months, Sudoku Challenge monthly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Hidden Objects | Sudoku Challenge |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (112 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 112 — better | — |
| Update frequency | Every 6 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 99 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexey Romanov | 静 李 |
In-app purchases
Hidden Objects
No in-app purchases
Sudoku Challenge
No in-app purchases
Questions
Is Hidden Objects free?
Is Sudoku Challenge free?
Do Hidden Objects or Sudoku Challenge have ads?
Which is updated more often, Hidden Objects or Sudoku Challenge?
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