Professor Grade vs Paint Dropper
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Professor Grade
Test your knowledge by swiping right for correct answers and left for incorrect ones. Challenge yourself to become the ultimate professor in this fun and engaging game.
- Swipe right for correct answers
- Swipe left for incorrect answers
- Become the best professor
- Fun gameplay
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Swipe right if the answer is right. Swipe left if the answer is wrong. Can you become the best professor ? Have fun!
Paint Dropper
A simple yet challenging puzzle game where players swap colors using a dropper to solve beautiful painting puzzles. Exercise your brain with engaging and visually appealing challenges.
- Color swapping mechanic
- Dropper tool
- Beautiful painting puzzles
- Challenging gameplay
- Brain teaser
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Simple yet challenging puzzle ! Solve the puzzle by swapping the colors using a dropper! Many beautiful painting puzzles !
Screenshots
Verdict
The clearest difference is rating: Paint Dropper at 4.5 against Professor Grade's 3.4. Paint Dropper also leads on ratings volume (36K vs 14). Professor Grade's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Paint Dropper holds the better App Store score, 4.5 against 3.4. That said, the two scores are not equally well evidenced: Paint Dropper has 36K ratings behind it against 14, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.
| Parameter | Professor Grade | Paint Dropper |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (14 ratings) | 4.5 (36K ratings) — better |
| Positive reviews | — | 32.6% of reviews |
| Number of ratings | 14 | 36K — better |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 364 MB | 164 MB |
| Age rating | 4+ | 17+ |
| Developer | RedLine Games | KAYAC Inc. |
Customer experience
Professor Grade
Paint Dropper
Bugs and requests
Professor Grade
Not enough reviews yet to summarise bugs or requests.
Paint Dropper
Reported bugs
2 issues- Game freezes when transitioning between levels
- Levels sometimes don't load properly
Requested features
3 requests- Increase difficulty and complexity of levels
- Reduce frequency of ads
- Add more variety in level designs
In-app purchases
Professor Grade
No in-app purchases
Paint Dropper
No in-app purchases
Questions
Is Professor Grade free?
Is Paint Dropper free?
Which has better reviews, Professor Grade or Paint Dropper?
Do Professor Grade or Paint Dropper have ads?
Which is updated more often, Professor Grade or Paint Dropper?
Other comparisons
