Apps like 99캘린더
15 alternatives to 99캘린더 in Productivity, ranked by our opportunity score from live revenue and download estimates — updated continuously, not a static list.
ChatGPTProductivity · $36M–$150M/mo
Claude by AnthropicProductivity · $26M–$110M/mo
Grok - AI Chat & VideoProductivity · $24M–$99M/mo
Google GeminiProductivity · $7.6M–$31M/mo
Microsoft OutlookProductivity · $5.4M–$22M/mo
Google DocsProductivity · $4.4M–$18M/mo
Google DriveProductivity · $3.3M–$14M/mo
Microsoft WordProductivity · $1.9M–$7.7M/mo
Microsoft ExcelProductivity · $1.7M–$6.9M/mo
VPN - Super Unlimited ProxyProductivity · $1.0M–$4.1M/mo
Speechify – Text to Speech PDFProductivity · $970k–$4.0M/mo
Unrot: Earn your Screen TimeProductivity · $920k–$3.7M/mo
CamScanner - PDF Scanner AppProductivity · $710k–$2.9M/mo
Microsoft PowerPointProductivity · $700k–$2.9M/mo
Microsoft 365 CopilotProductivity · $620k–$2.6M/mo