Nurse's Drug Handbook — full revenue & growth history

📊 Tracking summary

Tracked since

2016-05-15

61 snapshots captured

Events detected

cause-and-effect changes

Current rating

4.60★

1,400 reviews

Current revenue

$21.4K /mo

ML forecast or verified

📈 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 (8 events)

Every detected change in Nurse's Drug Handbook 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.

2026-05

🔄

Monetization changed: paid → free

→ 30 days after: reviews +7 high confidence

2026-03

📈

Crossed 50 ratings — social-proof flywheel kicking in

→ 30 days after:

2026-03

⭐

Rating ↑ 3.13 → 4.60 (improved 1.47★)

→ 30 days after:

2017-04

📈

Crossed 10 ratings — social-proof flywheel kicking in

→ 30 days after: rating +0.09★ high confidence

2017-02

⭐

Rating ↑ 3.50 → 4.14 (improved 0.64★)

→ 30 days after: rating −0.26★ high confidence

2016-08

⭐

Rating ↑ 3.00 → 3.33 (improved 0.33★)

→ 30 days after:

2016-08

⭐

Rating ↑ 1.00 → 3.00 (improved 2.00★)

→ 30 days after: rating +2.33★ medium confidence

2016-05

🚀

First tracked snapshot — initial data captured

→ 30 days after:

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