Trach vs StudyTorch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trach
Master rapid mental math with this app, offering step-by-step tutorials and practice exercises for complex calculations. Learn and practice the Trachtenberg method to sharpen your number sense and multiply faster.
- Trachtenberg method tutorials
- Practice exercises
- Progress tracking
- Mental math techniques
- Rapid multiplication
- Number sense development
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Trach is the ultimate app for learning and practicing the Trachtenberg method—a system of mental math techniques that make complex calculations quick and intuitive. With step-by-step tutorials and practice exercises, you’ll develop a deep understanding of rapid multiplication, all while sharpening your number sense. Why Trach? - Learn the Trachtenberg method at your own pace - Practice with problems of varying difficulty - Track your progress and improve over time - No ads, no distractions—just pure learning Master calculations like 172413 × 11 in seconds. Whether you're a student, a math enthusiast, or just curious about mental math tricks, Trach makes learning effortless. Download Trach today and start multiplying faster than ever.
StudyTorch
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Learning is an essential part of everyday life. Whether you're studying at home or on the go, our apps make learning fun! It provides many fun features that will help you manage your study needs & boost performance. Leave your notes and paper flashcards at home and study anywhere with our mobile apps. Your progress syncs across your phone and computer instantly
Screenshots
Verdict
The clearest difference is in-app purchases: StudyTorch at none against Trach's 1. StudyTorch also leads on iOS requirement (12.0 vs 16.0). Trach's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads 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. Trach sells 1 one-off in-app purchase. StudyTorch asks for nothing beyond the download.
Trach ships an update every 2 weeks, StudyTorch every 3 months. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively.
| Parameter | Trach | StudyTorch |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (12 ratings) — better | — |
| Positive reviews | 93.3% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 2 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Giorgio Network, LLC | Wish IT Pty Ltd |
In-app purchases
Trach
- Unlock All Multiply Tutorials$4.99
StudyTorch
No in-app purchases
