K.O. Sudoku Pro vs SyncPlay
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
K.O. Sudoku Pro
This app offers a vast collection of Sudoku puzzle types with detailed tutorials and explanations. It features cloud backup, unlimited prompts, and early access to new content, providing a permanent ad-free experience.
- Permanent ad-free experience
- Unlimited prompts and step-by-step explanations
- Cloud backup for progress
- Early access to new features
- Vast variety of Sudoku puzzle types
- Photo input for puzzles
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K.O. Sudoku Pro version. 1. Permanent ad-free; 2. Unlimited prompts; 3. Open full game store(for unlock types); 4. Cloud backup; 5. Early access to new features; ------------------------------ Various types sudoku puzzles, answers, step-by-step explanations, allow take photo to input. It supports 3/4/5/6/7/8/9/10/12/15/16 grid sudoku, irregular sudoku, killer sudoku, kendoku, skyscrapers sudoku, thermo sudoku, arrow sudoku, clone sudoku, odd/even sudoku, palindrome sudoku, sandwich sudoku, little killer sudoku, inequality sudoku, fortress sudoku, tripod sudoku, between sudoku, German whispers sudoku, slanted-lines sudoku, odd-even capsules sudoku, kropki sudoku, outside sudoku, battenburg sudoku, consecutive sudoku, quad max sudoku, clock face sudoku, clock sudoku, quadruple sudoku, exclusion sudoku, star product sudoku, next to 9 sudoku, Rossini sudoku, x-sums sudoku, search 6 sudoku, search 9 sudoku, odd-even minesweeper sudoku, wheels sudoku, rhombus sudoku, odd-even lines sudoku, anti-diagonal sudoku, triangle sums sudoku, slanted # sudoku, eliminate sudoku, slow thermo sudoku, renban sudoku, diagonal inequality sudoku, parity lines sudoku, point to next sudoku, odd path sudoku, trench sudoku, diagonal consecutive sudoku, OEBS sudoku, descriptive pairs sudoku, numbered rooms sudoku, first odd/even sudoku, rougamo sudoku, sum max min sudoku, distance sudoku, even sandwich sudoku, next to 6 sudoku, bouncing x-sums sudoku, x-th sum sudoku, pointing evens sudoku, diagonal outside sudoku, big-small sudoku, VX sudoku, 56 sudoku, irregular dots sudoku, consecutive pairs sudoku, add/sub sudoku, self joint sudoku, necklace sudoku, blackout sudoku, one more num sudoku, snow sudoku, hexagonal sudoku, curve sudoku, tridoku, hoshi sudoku, 4x4 ring sudoku, half sudoku, honeycomb sudoku, 3D sudoku, cube sudoku, pentagram sudoku, penrose triangle sudoku, 3D windmill sudoku, overlapping sudoku, samurai sudoku, twodoku, triple doku, flower sudoku, windmill sudoku, gattai-3 sudoku, butterfly sudoku, cross sudoku, sohei sudoku, W sudoku, gattai-5 sudoku, gattai-13 sudoku, star sudoku, extra regions sudoku, diagonal sudoku, windoku, offset sudoku, percent sudoku, asterisk sudoku, girandola sudoku, center dot sudoku, pyramid sudoku, product sudoku, ratio sudoku, addition sudoku, subtract sudoku, round off sudoku, sum or difference sudoku, mathdoku, zero sudoku, prime sudoku, sum dot sudoku, inclusion sudoku, diagonal XV pairs sudoku, sum-product VX sudoku, greater sudoku, consec-ineq sudoku, BMS sudoku, sum frame sudoku, big-small sudoku, odd sudoku, even sudoku, balanced sudoku, non-consecutive sudoku, no touch sudoku, anti-knight sudoku, anti-bishop sudoku, no-four sudoku, connected irregular sudoku, scattered sudoku, shape sudoku, letter-map sudoku, etc. There are also technique tutorials and a rich online sudoku store. --------------- K.O. mode: Provide the solution directly. Help mode: Provide step-by-step explanations. --------------- Sudoku Rules: Fill in the 9x9 grid with numbers 1~9 such that each row, column, and 3x3 box contains each number exactly once. Irregular Sudoku: Each row, column, and irregularly shaped box contains no repeating digits. Killer Sudoku: Combines classic Sudoku rules with "killer cages" (dashed-line groups). Each cage shows a sum for its digits, which must also be unique within the cage. Kendoku: Fill an n x n grid with digits 1-n (no repeats per row/column). Groups marked by thick lines show a target number and operation (+, -, Γ, Γ·) that their digits must satisfy. If no operator is given, any operation applies. Skyscraper Sudoku: Perimeter clues showing visible building counts (taller numbers block smaller ones), while unmarked sides remain unrestricted. 3D Sudoku: Each 3x3 box, as well as the 9 cells along each colored line, contain unique, non-repeating digits. Samurai Sudoku: Satisfying the classic Sudoku rules in each of the five independent regions.
SyncPlay
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SyncPlay is a professional video synchronization app designed to play videos perfectly in sync across multiple iPads. Built specifically for stage productions, theater, live events, and exhibitions where precise timing is critical. Unlike standard streaming apps, SyncPlay does not stream video data. Instead, it relies on locally stored video files on each device, transmitting only precise timing signals (Play, Pause, Seek) over the local network. This ensures frame-accurate synchronization with absolutely zero streaming buffering. β Key Features Completely Offline: No internet connection required. Works seamlessly with any local Wi-Fi router. Auto-Correction (Heartbeat): If network interference causes a slight delay, the heartbeat mechanism automatically snaps the guest video back to the precise host timeline within seconds. Host & Guest System: Control everything from one "Host" iPad, while all "Guest" iPads follow instantly. Blackout (B.O.): One-tap blackout button for theatrical transitions. Audio Safety: Guest devices are forcibly muted to prevent audio echoing in professional sound environments. β Pricing Tiers [Free Version] Access to Room A only. Connect up to 2 Guests per Host (3 devices total). [SyncPlay Pro (One-time Purchase)] Unlock all Rooms (A, B, and C) to prevent interference across multiple adjacent stages. Connect up to 8 Guests per Host (9 devices total). *Note: Only the "Host" device needs to purchase the Pro version. Guest iPads can join Pro rooms using the free version. β Best Practices for Live Events For live performances, we highly recommend enabling "Do Not Disturb" and "Guided Access" in your iPad's iOS settings to prevent unexpected notifications or gestures.
Screenshots
Verdict
The clearest difference is price: SyncPlay at Free against K.O. Sudoku Pro's $9.99. SyncPlay also leads on ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
SyncPlay is free to download; K.O. Sudoku Pro costs $9.99 up front. K.O. Sudoku Pro sells 2 one-off in-app purchases and SyncPlay sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | K.O. Sudoku Pro | SyncPlay |
|---|---|---|
| Price | $9.99 | Free β better |
| Positive reviews | 88.9% of reviews | β |
| Update frequency | Every 4 days | β |
| Ads | Yes | No β better |
| In-app purchases | Yes | Yes |
| Monetization | Paid | β |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.0 β better | 16.0 |
| Further details β not scored | ||
| Size | 36 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | εη ι¦ | SUGAR SOUND, K.K. |
In-app purchases
K.O. Sudoku Pro
- Quiz Pass 30 days$1.99
- Quiz Pass 365 days$19.99
SyncPlay
- SyncPlay Pro Upgrade$5.99
Questions
Is K.O. Sudoku Pro free?
Is SyncPlay free?
Do K.O. Sudoku Pro or SyncPlay have ads?
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