Comparison

Bulb Jam vs Block Harmonics

Price, ratings, monetisation and update history for both games, side by side โ€” with what reviewers say about each.

Head to head
About

Bulb Jam

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Bulb Jam is an easy-to-learn puzzle game with an electrifying twist! Match three glowing bulbs of the same color to light up the box and watch new sets appear! Use strategy to solve each puzzle and keep the lights flowing in this addictive, fun game.

About

Block Harmonics

Features
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With every placement, a gentle tone layers into a small harmonics. Block Harmonics is a clean, endlessly replayable placement puzzle: drop varied shapes onto an 8ร—8 board and clear filled rows and columns. Difficulty adapts gradually to your play. Build combos and simultaneous clears to push your score, and aim for a new personal best. โ€” Highlights โ€” โ€ข Variety of pieces: from monomino to pentomino/hexomino. โ€ข Smooth controls: tap to pick, drag to place, with helpful snapping. โ€ข Scoring that rewards skill: combo chains, row/column simultaneous clears, perfect fits, area wipes, large-piece bonuses. โ€ข Sound that feels good: tone and stereo change by color and position; combos sparkle with chords. Ambient BGM supports focus or relaxation. โ€ข Settings: toggle SFX, 4-step volume, display handle name. โ€ข Offline-friendly: scores are saved on device. Free to play. โ€” How to Play โ€” 1) Choose from three pieces and place them on the board. 2) Fill any row or column to clear it and score points. 3) Clear repeatedly to raise your combo multiplier. The game ends when no placement is possible. โ€” Tips โ€” โ€ข Plan for multiple rows/columns at once. โ€ข Aim for perfect fits to earn a bonus. โ€ข Use large pieces and area clears to spike your score. โ€” About Ads โ€” Block Harmonics is free to play and supported by ads โ€” a banner at the bottom and an optional, skippable ad after game over. โ€” Privacy โ€” Scores and session data stay on your device. Google AdMob may collect anonymized information to serve ads. Compose your own little harmonics of color and shape.

Screenshots

Bulb Jam4 screens
Block Harmonics3 screens

Verdict

The call

The clearest difference is device support: Block Harmonics at 3 against Bulb Jam's โ€”. On price, in-app purchases and iOS requirement there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference ยท 5 level
Bulb Jam versus Block Harmonics: the parameters behind the verdict, then further details
ParameterBulb JamBlock Harmonics
PriceFreeFree
Update frequencyโ€”Every 8 days
Adsโ€”Yes
In-app purchasesNoNo
Devicesโ€”iPhone, iPad, iPod โ€” better
Requires iOS14.0 โ€” better15.1
Further details โ€” not scored
Size171 MB31 MB
Age rating4+4+
DeveloperDK Bilgi TeknolojileriIkuya Terasaka

In-app purchases

None

Bulb Jam

No in-app purchases

None

Block Harmonics

No in-app purchases

Questions

Is Bulb Jam free?
Bulb Jam is free to download, with no in-app purchases.
Is Block Harmonics free?
Block Harmonics is free to download, with no in-app purchases.

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