Testbook: Exam Preparation App Growth & Update History

📊 Tracking summary

Tracked since

2026-05-08

6 snapshots captured

Events detected

cause-and-effect changes

Google Play rating

3.92★

886,063 ratings from Google Play

Current revenue

$407 /mo

Estimated or reported monthly revenue

📈 Reviews growth with event markers

Cumulative review count over time. Each marker (🚀⭐💲🔄🔧📈📊📦) is a detected event — click anything in the timeline below to scroll to its row.

📅 What Worked™ · full timeline (4 events)

Every detected change in Testbook: Exam Preparation App since we started tracking. Each event shows the cause (what changed) and effect (measured impact over 30 days after). Confidence chip flags whether the attribution is clean or muddied by co-occurring events.

2026-09

🔧

Shipped update — v9.11.1 → v9.11.3

→ 30 days after: reviews +5,483 high confidence

2026-08

🔧

Shipped update — v9.10.11 → v9.11.1

→ 30 days after: reviews +11,515 high confidence

2026-08

🔧

Shipped update — v9.10.8 → v9.10.11

→ 30 days after: reviews +11,188 high confidence

2026-05

🚀

First tracked snapshot — initial data captured

→ 30 days after: reviews +6,761 high confidence

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