Quadam Teacher vs BbigTimer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quadam Teacher
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Quadam Teacher is a tool used to create instructional videos. Transform your iPad into an interactive whiteboard to record your audio commentary while you draw on or point at it. You will be able to: - Draw with different colours. - Erase strokes. - Change the board’s wallpaper. - Write text. - Place images on the whiteboard.
BbigTimer
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BbigTimer is a Easy and Simple Timer. This app is similar to the music player, so you can easily understand how to use. Features - Set Timer - Play/Pause/Stop Timer - Show Remaining Time of Timer - Show Clock(to check current time) - Set Awake Mode(to prevent screen off)
Screenshots
Verdict
The clearest difference is in-app purchases: Quadam Teacher at none against BbigTimer's 1. Quadam Teacher also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). BbigTimer's advantage is device support (3 vs 1). On price and update cadence 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. BbigTimer sells 1 one-off in-app purchase. Quadam Teacher asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 26, 2026 and October 15, 2026 respectively.
| Parameter | Quadam Teacher | BbigTimer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 32 MB | 5 MB |
| Age rating | 17+ | 4+ |
| Developer | Quadam Institute S.L. | Seongmin Yim |
In-app purchases
Quadam Teacher
No in-app purchases
BbigTimer
- NO Ads in BbigTimer$0.99
Questions
Is Quadam Teacher free?
Is BbigTimer free?
Do Quadam Teacher or BbigTimer have ads?
Which is updated more often, Quadam Teacher or BbigTimer?
Other comparisons
