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📅 Development History

iCalendar

by Symfonies, Inc. · Productivity · View full /p/ profile →

📊 Tracking summary

Tracked since
2015-12-31
101 snapshots captured
Events detected
18
cause-and-effect changes
App Store rating
4.72★
5,325 ratings from App Store
Current revenue
$49.6K /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.

2 5,349 2015-12-31 2026-09-11 ⭐ 📈 💲 ⭐ 📈 ⭐ 📈 📈 📈 📈 📈 ⭐ ⭐ 📈 ⭐ 🚀 ⭐ 🚀

📅 What Worked™ · full timeline (18 events)

Every detected change in iCalendar 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 ↑ 4.04 → 4.72 (improved 0.68★)
→ 30 days after: reviews +9 medium confidence
2026-05
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +9 medium confidence
2026-05
💲
Went paid — introduced $2.99 price point
→ 30 days after: reviews +9 medium confidence
2026-03
⭐
Rating ↓ 4.50 → 4.04 (dropped 0.46★)
→ 30 days after: revenue −$282K/mo · rating −0.46★ · reviews −4,807 medium confidence
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: revenue −$282K/mo · rating −0.46★ · reviews −4,807 medium confidence
2026-03
⭐
Rating ↑ 4.04 → 4.50 (improved 0.46★)
→ 30 days after: revenue −$282K/mo · rating −0.46★ · reviews −4,807 medium confidence
2016-07
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$1.0K/mo · reviews +18 medium confidence
2016-07
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$2.0K/mo · reviews +35 low confidence
2016-04
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$1.0K/mo · reviews +18 high confidence
2016-04
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$863/mo · rating −0.08★ · reviews +15 high confidence
2016-01
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$768/mo · reviews +13 high confidence
2016-01
⭐
Rating ↑ 3.50 → 4.50 (improved 1.00★)
→ 30 days after: revenue +$768/mo · reviews +13 high confidence
2016-01
⭐
Rating ↓ 4.60 → 4.27 (dropped 0.33★)
→ 30 days after: revenue +$1.7K/mo · rating +1.05★ · reviews +29 medium confidence
2016-01
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$1.7K/mo · rating +1.05★ · reviews +29 medium confidence
2016-01
⭐
Rating ↑ 3.50 → 4.00 (improved 0.50★)
→ 30 days after: revenue +$945/mo · rating +1.00★ · reviews +16 medium confidence
2015-12
🚀
First tracked snapshot — initial data captured
→ 30 days after: revenue +$945/mo · rating +1.00★ · reviews +16 medium confidence
2015-12
⭐
Rating ↑ 2.00 → 3.50 (improved 1.50★)
→ 30 days after: revenue +$945/mo · rating +1.00★ · reviews +16 medium confidence
2015-12
🚀
First tracked snapshot — initial data captured
→ 30 days after: revenue +$945/mo · rating +1.00★ · reviews +16 medium confidence

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