# EZCalc vs Grammarly

> EZCalc: Free online calculator suite for health, finance, pregnancy, gold, and everyday math
> Grammarly: AI writing assistant that corrects, rewrites and tone-checks your text across every app

- EZCalc profile: https://finderatlas.com/tools/ezcalc
- Grammarly profile: https://finderatlas.com/tools/grammarly
- Comparison page: https://finderatlas.com/compare/ezcalc-vs-grammarly
- Last reviewed: November 2026

## Verdict

EZCalc is listed under Productivity and Grammarly under AI Assistants. EZCalc scores higher in FinderAtlas's editorial review (9.3 vs 8.2 out of 10). Both have a free plan or trial. Only Grammarly is available on Windows, macOS and iOS and offers an API.

### Choose EZCalc if

- You want a tool built for individuals seeking quick, private, and accurate health calculations like BMI, BMR, and pregnancy timelines.
- 100% free with zero paywalls, forced subscriptions, or mandatory account registrations.
- Client-side browser computation protects privacy by keeping health and financial inputs on device.

### Choose Grammarly if

- You want a tool built for polishing emails and documents in real time across many apps, keeping tone and style consistent across a team.
- Works across desktop, browser, Office, Google Docs and mobile keyboards, so suggestions follow you between apps.
- Free plan covers core grammar, spelling and tone visibility with 100 AI prompts per month.

## Pricing

| | EZCalc | Grammarly |
| --- | --- | --- |
| Pricing model | Free | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | EZCalc | Grammarly |
| --- | --- | --- |
| Chronological Age & Life Insights Calculator | Yes | Not listed |
| Pregnancy Due Date & Trimester Calculator | Yes | Not listed |
| BMI, BMR & Calorie Target Calculator | Yes | Not listed |
| Loan & Mortgage Amortization Calculator | Yes | Not listed |
| Gold Price & Karat Weight Converter | Yes | Not listed |
| Land Area & Real Estate Dimensions Calculator | Yes | Not listed |
| Army Fitness Test (AFT) Score Calculator | Yes | Not listed |
| Percentage, Discount & Restaurant Tip Calculator | Yes | Not listed |
| Citation Tools | Not listed | Yes |
| Style Guides and Brand Tones | Not listed | Yes |
| Cross-App Availability | Not listed | Yes |
| Enterprise Security Controls | Not listed | Yes |
| Grammar and Mistake Correction | Not listed | Yes |
| Tone Detection and Adjustment | Not listed | Yes |
| Full-Sentence and Paragraph Rewrites | Not listed | Yes |
| AI Detector and Humanizer | Not listed | Yes |
| Plagiarism Checker | Not listed | Yes |

## Platforms

| Platform | EZCalc | Grammarly |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | No | Yes |
| macOS | No | Yes |
| iOS | No | Yes |
| Android | No | Yes |
| API | No | Yes |
| Browser Extension | No | No |
| Chrome Extension | No | Yes |
| Firefox Extension | No | Yes |

## EZCalc strengths

- 100% free with zero paywalls, forced subscriptions, or mandatory account registrations
- Client-side browser computation protects privacy by keeping health and financial inputs on device
- Broad multi-domain calculator selection covering health, pregnancy, loans, gold, land, and math
- Specialized regional calculators including traditional gold weights (Vori, Ana, Roti) and land dimensions
- Fast, lightweight modern dark mode web interface with instant reactive calculations
- Detailed insights including amortization tables, trimester schedules, and gestational fruit sizes

## EZCalc limitations

- Ad-supported interface displaying standard web advertising
- No user accounts to save, sync, or export calculation histories across devices
- Lacks a developer REST API for automated batch calculations

## Grammarly strengths

- Works across desktop, browser, Office, Google Docs and mobile keyboards, so suggestions follow you between apps.
- Free plan covers core grammar, spelling and tone visibility with 100 AI prompts per month.
- Pro adds tone adjustment, full-sentence rewrites, plagiarism and AI-text detection in a single subscription.
- Team features include style guides, brand tones, analytics and user groups; Enterprise adds SSO, SCIM and audit logs.
- Public REST APIs exist for analytics, licence management, writing score and detection.

## Grammarly limitations

- Monthly billing for Pro is $30, versus $12 per month on annual billing, so month-to-month use costs 2.5 times as much.
- Third-party tests of the AI Detector report notable false-positive rates (figures range from 14.2% to 34% across sources), so it is unreliable as proof.
- An App Store reviewer criticizes the iOS keyboard setup for pushing users to grant broad access.
- Experienced writers on forums report turning off many suggestions; advanced features are gated behind Pro.

## FAQ

**Is EZCalc better than Grammarly?**

It depends on your workflow. EZCalc is built for individuals seeking quick, private, and accurate health calculations like BMI, BMR, and pregnancy timelines. Grammarly is built for polishing emails and documents in real time across many apps, keeping tone and style consistent across a team.

**What are the key feature differences between EZCalc and Grammarly?**

EZCalc: Free online calculator suite for health, finance, pregnancy, gold, and everyday math. Grammarly: AI writing assistant that corrects, rewrites and tone-checks your text across every app.

**Does EZCalc or Grammarly have a free plan?**

Yes, both do. EZCalc is free and Grammarly is freemium, and each has a free plan or trial.

**Which is cheaper, EZCalc or Grammarly?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.