Kalshi: Trade Sports & Events vs BookBuddy Pro: Book Tracker
Side-by-side comparison on App Store — Updated 2026
| Metric | Kalshi: Trade Sports & Events | BookBuddy Pro: Book Tracker |
|---|---|---|
| Developer | KalshiEX LLC | Kimico, Ltd. |
| Rating | 4.7★ | 4.8★ |
| Reviews | 70.4K | 5.7K |
| Installs | — | — |
| Price | Free | $9.99 |
| In-App Purchases | No | Yes (4 items) |
| Best Rank | #7 | #9 |
| Content Rating | 17+ | 4+ |
| Last Updated | 2026-03-11 | 2026-01-22 |
Kalshi: Trade Sports & Events vs BookBuddy Pro: Book Tracker: Overview
Kalshi: Trade Sports & Events and BookBuddy Pro: Book Tracker are both GAMES apps available on the App Store. Kalshi: Trade Sports & Events has a 4.7-star rating from 70.4K reviews, while BookBuddy Pro: Book Tracker has 4.8 stars from 5.7K reviews. In terms of rankings, Kalshi: Trade Sports & Events reaches #7 and BookBuddy Pro: Book Tracker reaches #9 in the GAMES charts. Kalshi: Trade Sports & Events offers no in-app purchases, while BookBuddy Pro: Book Tracker offers 4 in-app purchases.
Frequently Asked Questions
Which is better, Kalshi: Trade Sports & Events or BookBuddy Pro: Book Tracker?
Based on user ratings, BookBuddy Pro: Book Tracker (4.8★) is rated higher than Kalshi: Trade Sports & Events (4.7★). However, the best choice depends on your specific needs.
Is Kalshi: Trade Sports & Events or BookBuddy Pro: Book Tracker more popular?
Kalshi: Trade Sports & Events has more reviews (70.4K) compared to BookBuddy Pro: Book Tracker (5.7K), suggesting it is more widely used.
Are Kalshi: Trade Sports & Events and BookBuddy Pro: Book Tracker free?
Kalshi: Trade Sports & Events is free. BookBuddy Pro: Book Tracker is $9.99 with in-app purchases. View IAP prices.
What category are Kalshi: Trade Sports & Events and BookBuddy Pro: Book Tracker in?
Both apps are in the GAMES category on App Store. See the full GAMES category report.