Solvable vs openblocks
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Solvable
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Solvable is a number match puzzle with one promise: every board was solved by a machine before you saw it. Match pairs that are equal or sum to ten, clear the board, and count how many times you had to deal yourself extra numbers. Zero deals is a CLEAN. One proven board a day, with the whole archive back to January 2025 included free. The daily is never timed. HOW TO PLAY Tap two tiles that are the same, or two whose sum is ten: 5 and 5, 3 and 7, 1 and 9. The pair disappears. Empty cells never block you -- a tile can reach past them along its row or down its column, and the end of one row connects to the start of the next. Clear every tile and the board is done. One line of rules. The depth is pure logic. THE FULL ARCHIVE, FREE Every daily since January 1, 2025 is free, and always was. There is no archive to unlock, no ad for an older board, no purchase that opens anything. The calendar withholds exactly one thing: a day that has not happened yet. Hundreds of proven boards, playable in any order. DEALS AND THE CLEAN When no legal pair is left, DEAL adds a copy of every remaining tile to the bottom of the board. Your score is how many times you pressed it. Zero deals is a CLEAN, and it is the number you will chase. DEAL stays dimmed until the board is truly dead, so a CLEAN is never a habit. STUCK ON A BOARD? Undo is free and unlimited, so no board is ever lost. Your first hint on every board is free; a hint lights up one pair you can legally play right now. Want another? Watch a short video, or spend coins. A Deal Pass is the only thing that helps on a dead board -- it cancels one DEAL from your score, because a hint cannot point at a pair that is not there. PROVEN, NOT GENERATED Solvable does not generate boards on the fly. Every board -- one hundred in the Journey and one for every day across two years -- is built in advance, solved through to a full clear, and shipped only after it passes an acceptance test that runs on every single build. No board in Solvable has ever needed luck. JOURNEY One hundred number puzzles in a rising curve, from eight tiles to forty-four. Nothing is locked. Each board is unplayed, cleared, or clean. BLITZ The one timed mode, and it says so on the door. Ninety seconds, match as many pairs as you can, chase a personal best. STREAKS Your streak counts the days you played, not the days you won, so a hard Sunday never breaks it. Miss a day and a streak shield spends itself to keep it alive. COINS, AND WHAT THEY ARE NOT Coins buy hints, Deal Passes, streak shields and cosmetic tile themes. They gate no content whatsoever: every board, the entire daily archive, Journey and Blitz are free with or without them. You earn coins by playing, and you can watch a video for more -- capped, so it never becomes a job. Nothing you can buy affects whether a board is solvable, because every board already is. ALSO KNOWN AS The pen-and-paper puzzle behind Solvable has many names: Take Ten, Make Ten, Ten Pair, Match Ten, Numberama, Digits, 10 Seeds, Sunflower Seeds. If you have played any number match game, you already know the rules. What you have not had is a board checked before you got it. ADS A small banner sits on the play screen. Rewarded videos are opt-in, in exactly three places: an extra hint, a streak shield, and thirty more Blitz seconds. There are no pop-up ads and no interstitials, ever. Remove Banner Ads takes away the banner and every rewarded-video prompt. It gates no content: every board is exactly as free before you buy it as after. One payment, no subscription, and a Restore button that works. No account. No sign-in. Your progress lives on your phone. A calm brain workout. Tomorrow's board is already proven. It is yours to clean.
openblocks
Experience a pure, classic block puzzle game with no distractions. Stack falling blocks, clear lines, and increase your score as gravity intensifies. Enjoy intuitive controls and a minimalist design for uninterrupted gameplay.
- Classic block stacking gameplay
- Line clearing for scoring
- Progressive difficulty
- Next-piece preview
- Soft and hard drop options
- Wall kicks for rotation
- Offline play
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Stack falling blocks, clear lines, and chase higher levels in a clean, classic block puzzle with none of the junk that clutters this genre. No ads. No tracking. No accounts. No in-app purchases. openblocks never touches the network. It's just the game. You can even play it in airplane-mode. PURE CLASSIC GAMEPLAY • Clear lines to score and level up, with gravity that ramps up as you go • Plan ahead with the next-piece preview • Soft drop for control, hard drop for speed • Wall kicks for smooth, forgiving rotation • Pause anytime and pick up where you left off CONTROLS THAT GET OUT OF THE WAY • Drag to slide a piece, tap to rotate • Flick down to drop it instantly, or drag down slowly to guide it • Prefer buttons? Turn on the on-screen control pad in the menu • Crisp, minimal visuals that stay out of your way FREE AND OPEN SOURCE openblocks is open source. Read the code, report a bug, or build it yourself: https://github.com/dannyheskett/openblocks No dark patterns, no "energy" timers, no paywalled pieces. Just the timeless falling-block puzzle, done properly.
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Verdict
The clearest difference is in-app purchases: openblocks at none against Solvable's 6. openblocks also leads on ads (none vs shown). On price, device support and iOS requirement 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. Solvable sells 6 one-off in-app purchases. openblocks asks for nothing beyond the download.
| Parameter | Solvable | openblocks |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 5 days |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Bohdan Artemenko | Daniel Heskett |
In-app purchases
Solvable
- 500 Coins$0.99
- Remove Banner Ads$2.99
- 1,700 Coins$2.99
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- 3,000 Coins$4.99
- 6,500 Coins$9.99
- 14,000 Coins$19.99
openblocks
No in-app purchases





