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📅 Development History

12Calc

by Ernest Brock · Finance · View full /p/ profile →

📊 Tracking summary

Tracked since
2015-11-22
120 snapshots captured
Events detected
6
cause-and-effect changes
Current rating
4.89★
901 reviews
Current revenue
$37.6K /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.

1 913 2015-11-22 2026-07-18 💲 📈 📈 📈 📈 🚀

📅 What Worked™ · full timeline (6 events)

Every detected change in 12Calc 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
💲
Went paid — introduced $8.99 price point
→ 30 days after:
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after:
2022-11
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after:
2021-02
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after:
2017-10
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after:
2015-11
🚀
First tracked snapshot — initial data captured
→ 30 days after:

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