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PDF Reader - OCR Scan Edit icon
📅 Development History

PDF Reader - OCR Scan Edit

by Fuzhou Jiange Technology Co., Ltd. · Productivity · View full /p/ profile →

📊 Tracking summary

Tracked since
2026-01-16
36 snapshots captured
Events detected
6
cause-and-effect changes
Current rating
4.42★
185 reviews
Current revenue
$23.7K /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.

1 320 2026-01-16 2026-08-05 🔄 📈 🚀

📅 What Worked™ · full timeline (6 events)

Every detected change in PDF Reader - OCR Scan Edit 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
Rating ↑ 3.90 → 4.42 (improved 0.52★)
→ 30 days after: reviews +42 high confidence
2026-05
🔄
Monetization changed: freemium → free
→ 30 days after: reviews +42 high confidence
2026-03
Rating ↓ 4.75 → 3.90 (dropped 0.85★)
→ 30 days after: revenue +$725/mo · rating −0.85★ · reviews +148 high confidence
2026-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$725/mo · rating −0.85★ · reviews +148 high confidence
2026-01
Rating ↓ 5.00 → 4.50 (dropped 0.50★)
→ 30 days after: rating −0.25★ medium confidence
2026-01
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating −0.33★ medium confidence

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