Screw Blast vs Zero Sum
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Screw Blast
Engage your mind and reflexes by sorting colorful screws into their matching boxes. Earn rewards to unlock a variety of decorations and personalize your pet's room, creating a cozy and welcoming home.
- Colorful 3D screw sorting
- Unlockable room decorations
- Intuitive interface for all ages
- Observation and reaction speed challenges
- Achievement system and leaderboard
- Special surprise levels
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Screw Blast - Solve the mystery of 3D objects and have fun decorating! In this fun product, you will play as a screw master and challenge your mind and hand speed to correctly classify different colors of screws into boxes. Unlock beautiful decorations and decorate your pet's room with your harvest to create a welcoming home. Faced with a series of 3D objects, each of which is inlaid with multi-colored screws, these screws are carefully removed and placed in the corresponding box according to their color. Each time you complete a special level, you will receive a reward that will unlock various decorations, such as carpets, tables or murals, to decorate your pet's room. Features: -Colorful 3D objects, each level is full of challenges and fun -Simple and intuitive operation interface, easy to use, suitable for all ages -A variety of screw and object color combinations to test your powers of observation and reaction speed -The unlocked decorations are rich and varied to make your pet room more and more beautiful -Special level design, bring unexpected surprises and challenges -Achievement system and leaderboard, compete with friends, share the fun of the level Don't hesitate to download now to start your screw sorting journey, enjoy the fun of decorating, and help create a cozy pet home. Unlock all the special levels, challenge your limits, and become the real Screw King! If you subscribe via Apple, payment will be charged to App Store Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Account will be charged for renewal within 24 hours prior to the end of the current period at the rate of the selected plan. Subscriptions and auto-renewal may be managed by going to Account Settings after purchase.Users can self-manage subscriptions or turn off auto-sub at iTunes Account settings. All unused periods of free trial shall be forfeited upon purchasement of subscription. Privacy Policy:https://sunnylpro.com/private/newprivate.html Terms of Use:https://sunnylpro.com/private/agree.html
Zero Sum
A puzzle game where players merge numbered tiles to clear the board and reach zero. Strategic merging of positive, negative, and multiplier tiles presents increasingly difficult challenges.
- Merge numbered tiles
- Clear the board
- Reach zero score
- Interact with positive, negative, and multiplier tiles
- Solve challenging boards
- Unlockable cases
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Merge numbered tiles, clear the board, and reach zero. Zero Sum is a puzzle game where every move combines adjacent tiles, changing the board as positives, negatives, and multipliers interact. Plan each merge carefully, find the right sequence, and solve increasingly challenging boards across a series of unlockable cases.
Screenshots
Verdict
The clearest difference is review sentiment: Zero Sum at 100% against Screw Blast's 19%. Zero Sum also leads on update cadence (every 3 days vs every 2 weeks). Screw Blast's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model 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. Screw Blast sells 14 one-off in-app purchases and Zero Sum sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Screw Blast ships an update every 2 weeks, Zero Sum every 3 days. The most recent releases landed on September 28, 2026 and August 25, 2026 respectively.
| Parameter | Screw Blast | Zero Sum |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (6.6K ratings) — better | — |
| Positive reviews | 19.4% of reviews | 100.0% of reviews — better |
| Number of ratings | 6.6K — better | — |
| Update frequency | Every 2 weeks | Every 3 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 521 MB | 23 MB |
| Age rating | 4+ | 9+ |
| Developer | PicoPoch Co., Ltd. | Mathew DeLong |
Customer experience
Screw Blast
Zero Sum
Bugs and requests
Screw Blast
Reported bugs
3 issues- Ads failing to load
- Freezing on ads
- Progress loss after crashes
Requested features
2 requests- Dark mode option
- More customization options
Zero Sum
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Screw Blast
- Icebreaker Bundle$0.99
- Coins Bundle 1$1.99
- Bounty Road 1$1.99
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- Piggy bank 1$1.99
- Permanent Bundle 1$3.99
- Coins Bundle 2$5.99
- Battle Pass$6.99
- Permanent Bundle 2$9.99
- REMOVE ADS$9.99
- Coins Bundle 3$14.99
- Permanent Bundle 3$19.99
- Coins Bundle 4$29.99
- Coins Bundle 5$54.99
- Coins Bundle 6$99.99
Zero Sum
- Remove Ads$4.99









