Define Gravity vs Block Blaster Fire Fly
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Define Gravity
Navigate challenging 2D puzzles by manipulating gravity and using a magnetic force. This game offers a unique twist on puzzle-solving with its core mechanics.
- Gravity manipulation
- Magnetic force mechanics
- 2D puzzle gameplay
- Challenging levels
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Define gravity is a 2D game with a gravity defying twist. Make your way through puzzles by using a magnet and the power of gravity. Developed by Strider Studios Published by Mangum Labs
Block Blaster Fire Fly
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GemBlast - the ultimate infinite block puzzle game that's easy to learn but impossible to put down! Drag and drop colorful blocks onto an 8x8 grid, clear rows and columns, and watch your score explode. With 16 unique block shapes and satisfying combos, every move matters. --- HOW TO PLAY --- - Drag blocks onto the board - Fill complete rows or columns to clear them - Chain multiple clears for massive bonus points - No time pressure - play at your own pace - Game ends when no blocks can be placed --- EPIC POWER-UPS --- MiniBlast - Obliterate any 3x3 area LineBreaker - Wipe out an entire row or column MegaBlast - Clear the entire board in one shot ExtraLife - Continue your run when the board fills up --- FEATURES --- - Infinite gameplay - no levels, no limits - 16 different block shapes to master - Combo multipliers for big scores - Global Top 100 Leaderboard - prove you're the best - Earn free Gems by watching rewarded ads - Sign in with Apple, Google, or Email - play on any device - Dark neon design optimized for all screen sizes - Family-friendly - rated 4+ --- GEM STORE --- Gems power your favorite power-ups. Watch ads to earn free gems, or grab a gem pack to stock up and dominate the leaderboard. - 200 Gems - $0.99 - 500 Gems - $1.99 - 1,000 Gems - $3.99 --- WHY PLAYERS LOVE IT --- GemBlast delivers the perfect brain workout - relaxing yet deeply strategic. There is always one more move, one more combo, one more chance to beat your high score. Download free today and start blasting!
Screenshots
Verdict
The clearest difference is in-app purchases: Define Gravity at none against Block Blaster Fire Fly's 3. Define Gravity also leads on ads (none vs shown) and iOS requirement (13.0 vs 26.2). On price and device support 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. Block Blaster Fire Fly sells 3 one-off in-app purchases. Define Gravity asks for nothing beyond the download.
| Parameter | Define Gravity | Block Blaster Fire Fly |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 days | — |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 154 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | MangumLabs LLC | ALAZ EREKUL |
In-app purchases
Define Gravity
No in-app purchases
Block Blaster Fire Fly
- 200 Gems$0.99
- 500 Gems$1.99
- 1000 Gems$3.99
Questions
Is Define Gravity free?
Is Block Blaster Fire Fly free?
Do Define Gravity or Block Blaster Fire Fly have ads?
Other comparisons
