Mecha Drop vs Fill It Happy
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Mecha Drop
Engage in a vibrant anime-style match-3 puzzle battle. Select from diverse heroes, each with unique abilities, to strategically match weapons and defeat opponents or achieve high scores. Experience fast-paced gameplay inspired by classic puzzle titles.
- Match-3 puzzle gameplay
- Unique hero abilities
- Versus mode
- Time Attack mode
- Anime art style
- 8 playable heroes
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An anime hero match-3 inspired by Puzzle Fighter® and Puzzle Bobble®. Choose from 8 unique heroes. Match weapons to slots. Defeat your opponent in Versus or beat high scores in Time Attack. Each hero has unique attributes and abilities that you can use to maximize your damage and score. Get in touch: mechadrop.com support@mechadrop.com facebook.com/mechadrop x.com/mechadrop
Fill It Happy
Test your observation and visual acuity with this unique puzzle game. Maneuver fillings to match given contours across dozens of diverse levels featuring animals, food, and themed adventures. Enjoy an entirely ad-free experience.
- Innovative contour matching gameplay
- Dozens of diverse levels
- Ad-free gaming experience
- Boosts visual acuity
- Variety of themes and patterns
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Welcome to "Fill it Happy"! Innovative Gameplay: Challenge your observational skills! Maneuver the filling below to perfectly match the contour given above. This unique gameplay sets us apart, offering both enjoyment and a boost to your visual acuity! Diverse Levels: Explore dozens of patterns, including adorable animals, delicious food, refreshing beverages, mysterious aliens, mischievous monsters, and themed adventures like Christmas and mechanical wonders. Each level is a delightful surprise! Ad-Free Distraction: We understand ads can disrupt your gaming experience, so we empower players to skillfully achieve an entirely ad-free operation. Dive into the game without interruptions and enjoy seamless play! Game Website: For more information, visit our official website: www.cassplay.com Terms of Service and Privacy: Before embarking on the Harmony journey, make sure to review our Terms of Service and Privacy Policy: www.cassplay.com/terms Join us in discovering the joy of Harmony and embark on a creatively unique visual feast!
Screenshots
Verdict
The clearest difference is in-app purchases: Mecha Drop at none against Fill It Happy's 4. Fill It Happy's advantage is update cadence (monthly vs every 6 months) and iOS requirement (12.0 vs 15.0). On price, rating, ratings volume and ads 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. Fill It Happy sells 4 one-off in-app purchases. Mecha Drop asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Mecha Drop against 5.0 for Fill It Happy. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Mecha Drop ships an update every 6 months, Fill It Happy monthly. The most recent releases landed on June 1, 2026 and September 16, 2026 respectively.
| Parameter | Mecha Drop | Fill It Happy |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 120 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Bright and Shiny Games | 振 曲 |
Customer experience
Mecha Drop
Fill It Happy
In-app purchases
Mecha Drop
No in-app purchases
Fill It Happy
- Undo+10$0.99
- remove Ads$1.99
- All-in-One Pack$1.99
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- Undo + 50$2.99








