---
title: Form 8621 Calculator Reviews
meta_title: 'Form 8621 Calculator Reviews 2026: Details, Pricing, & Features | G2'
meta_description: Filter reviews by the users' company size, role or industry to find
  out how Form 8621 Calculator works for a business like yours.
date_modified: '2026-03-02'
parent_category:
  name: Tax Software
  url: https://www.g2.com/categories/tax-software
---


# Form 8621 Calculator Reviews
**Vendor:** Expat Tax Tools  
**Category:** [Professional Tax Software](https://www.g2.com/categories/professional-tax)
## About Form 8621 Calculator
Expat Tax Tools offers specialized software and preparation services to assist individuals with the complexities of IRS Form 8621 related to Passive Foreign Investment Companies (PFICs). Their target clients include foreign citizens living in the U.S. and U.S. citizens living abroad who seek to accurately report their foreign investments without the need for an accountant. The company provides Form 8621 Calculator that simplifies the calculations required for tax filings and also offers training and webinars for a deeper understanding of PFIC regulations. Their main goal is to streamline the tax preparation process and alleviate the challenges associated with PFIC reporting.






- [View Form 8621 Calculator pricing details and edition comparison](https://www.g2.com/products/form-8621-calculator/reviews?open_modal_url=%2Fproducts%2Fform-8621-calculator%2Fwishlists%3Fhost_path%3D%252Fproducts%252Fform-8621-calculator%252Freviews%26source%3Dsticky_header_pin&section=pricing&secure%5Bexpires_at%5D=2026-08-13+01%3A53%3A42+-0500&secure%5Bsession_id%5D=6dac6909-d4cf-4edd-93f0-6ed1d904793a&secure%5Btoken%5D=0a4670f7ebbc5c8e048f5cfdd267988e2d10197095589865fc7330bfc0a65936&format=llm_user)

## Form 8621 Calculator Features
**Tax Forms - Professional Tax Software**
- Federal Tax 
- State Tax

**Data management - Professional Tax Software**
- Data Import
- Data Export
- Data Import/Export

**Tax filing - Professional Tax Software**
- E-filing
- eSignatures
- Calculation

**Reporting - Professional Tax Software**
- Tax Planning

**Integration and Support - Professional Tax Software**
- Electronic Payments
- Client Portal
- Tax Advisor
- Mobile App

**Additional Functionality**
- Refund Management
- Compliance Management
- Communication Management
- Accounting
- Document Management
- Client Management
- Document Storage
- Digital Signature
- Billing & Invoicing
- Reporting & Statistics
- Tax Management
- Approval Process Control
- Third-Party Integrations
- Time Tracking
- Property Tax Management
- AI Copilot
- Invoice Processing
- Access Controls/Permissions
- Task Management
- Alerts/Notifications
- Audit Management
- Generative AI
- Reminders
- Customizable Templates
- Bank Reconciliation
- For Tax Practices
- Workflow Management
- ACH Payment Processing
- Due Date Tracking
- Status Tracking
- Multi-Currency
- Taxation & Assessment
- Mobile Access
- Receipt Management
- Activity Dashboard
- Tax Compliance
- API
- Tax Forms

## Top Form 8621 Calculator Alternatives
  - [Intuit ProConnect Tax](https://www.g2.com/products/intuit-proconnect-tax/reviews) - 4.4/5.0 (274 reviews)
  - [Intuit Lacerte Tax](https://www.g2.com/products/intuit-lacerte-tax/reviews) - 4.3/5.0 (187 reviews)
  - [CCH ProSystem fx Tax](https://www.g2.com/products/cch-prosystem-fx-tax/reviews) - 4.1/5.0 (130 reviews)