CSVtoICS.app VS Splitaha

• Simple Conversion Process
  CSVtoICS.app provides a straightforward way to convert CSV spreadsheet data into ICS calendar files, which can then be imported into calendar applications like Google Calendar, Outlook, or Apple Calendar.
• No Installation Required
  As a web-based tool, users can access it directly through a browser without needing to download or install any software, making it convenient for quick, one-time conversions.
• Bulk Event Creation
  The tool allows users to convert multiple calendar events at once from a single CSV file, saving significant time compared to manually creating each event individually in a calendar app.
• Accessibility Across Platforms
  Since it works through a web browser, it can be used on various devices and operating systems, including Windows, Mac, Linux, and mobile devices, without platform-specific restrictions.
• Time-Saving for Event Management
  For users who need to import schedules, appointments, or event lists from spreadsheets into their calendars, this tool eliminates tedious manual data entry.

Possible disadvantages

• Limited Customization
  Web-based CSV to ICS converters often have limited options for customizing event details, recurrence rules, reminders, or time zone handling compared to more robust calendar management software.
• Data Privacy Concerns
  Uploading CSV files containing potentially sensitive scheduling or personal information to a third-party website raises privacy and security concerns, especially if the site's data handling policies are unclear.
• Dependency on Internet Access
  Since it's a web-based tool, users need a stable internet connection to access and use the service, unlike desktop software that can work offline.
• Format Requirements
  Users must ensure their CSV file follows a specific format and column structure required by the tool, which may require additional preparation or troubleshooting if the data isn't formatted correctly.
• Limited Support and Documentation
  As a smaller, specialized tool, it may lack comprehensive customer support, detailed documentation, or community resources compared to more established calendar and productivity software solutions.

• Likely focused on expense splitting
  Based on the name, Splitaha appears to be a bill or expense-splitting tool. I could not access or verify the site, so confirm this on splitaha.com. If it is, a tool built for one purpose is usually simpler than a general finance app.
• Potential convenience for group costs
  Expense-splitting apps generally replace manual spreadsheets and chat arithmetic for trips, roommates and shared meals. Check whether Splitaha offers features such as automatic balance calculation or simplified debts.
• Possible low barrier to entry
  Many apps in this category have free tiers or need no complicated setup. I have not verified Splitaha's pricing or onboarding, so check them directly.

Possible disadvantages

• Unverified information
  I could not browse the site or find reliable details about Splitaha, so any feature claims here are assumptions. Check the site itself before relying on them.
• Limited track record or reviews
  I found no established user reviews, so I cannot confirm its reliability, popularity or support quality. Look for independent reviews and app store ratings.
• Unknown data privacy and security
  Apps that handle shared financial details should state clearly how they store and protect data. Review Splitaha's privacy policy and security practices before entering sensitive information.
• Unknown payment and integration support
  It is unclear whether Splitaha supports settling up through payment services, multiple currencies or exports. Established competitors such as Splitwise offer some of these, so compare features before committing.

• Bulk-adding events to a calendar app: the .ics format from scratch

  I eventually packaged all of this — column mapping, timezone selection, Folding, escaping, the all-day off-by-one — into Csvtoics.app, a free browser-based converter (File API end to end, nothing uploads). As of this week it also... - Source: dev.to / 3 months ago

Tracking Splitaha since Oct 2026.