Comparison

Unit Converter vs Waste Conversion Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Unit Converter

This app provides a comprehensive suite of tools for unit and currency conversions, along with various calculators and scientific constants. It offers real-time exchange rates, works offline, and supports a wide range of categories. Enjoy a user-friendly experience with features like dark mode and no conversion limits.

Highlights
  • Unit conversions
  • Currency conversions
  • Real-time exchange rates
  • Offline functionality
  • Variety of calculators
  • Scientific constants
  • Dark mode
Features
Read full description

OmniConvert is a powerful unit and currency converter focused on functionality, usability, and speed. It is completely free, supports a wide variety of conversion categories, and works offline. Exchange rates are updated in real-time (when connected to the internet) and all 166 major world currencies are supported. There are no conversion limits or size restrictions, and it even comes with a dark mode! OmniConvert offers an additional selection of useful calculators (e.g. salary, gratuity, baking) along with compilations of common scientific constants relevant to fields like physics and chemistry. Conversions: Currency, Volume, Mass, Temperature, Time, Length, Speed, Gas, Area, Energy, Pressure, Torque, Data, Angle, Frequency, Planetary Weight Calculators: Salary, Tip, Baking, Percentage, Mortgage, Auto Loan, BMI Constants: Chemistry, Physics, Density, Unit Prefix, Mathematics, Medicine, Astrophysics. Omniconvert is optimized for iPhone X, 11, 12, 13, 14, 15, and 16 as well as the Pro and Max variants of these devices.

About

Waste Conversion Calculator

This app helps businesses and municipalities track sustainability and comply with Zero Waste regulations. It converts the volume of various recyclable materials into pounds, providing standardized data for reporting and diversion tracking. Simplify compliance with digitized EPA conversion factors.

Highlights
  • Volume to weight conversion for 145 materials
  • Supports SB 1383 compliance
  • Uses EPA-approved conversion factors
  • Digitized conversion formulas
  • Material-specific volume units
  • Streamlined reporting
Read full description

Get a helping hand with your company’s sustainability tracking, SB 1383 compliance or Zero Waste journey with Waste to Weight Conversion Calculator. Seamlessly converting volumes to pounds across diverse material categories, the app ensures standardized measurement providing invaluable data for diversion tracking and reporting. Convert the volume of 145 recyclable materials into pounds (lbs) for standardized measurement. Unlock the power of precise metrics with Waste to Weight Conversion Calculator, your comprehensive FREE tool for converting various material volumes into weights. Our app transforms the volume-to-weight conversion factors outlined in the U.S. Environmental Protection Agency's (EPA) April 2016 report into a user-friendly digital format. Simplify SB1383 compliance with Waste to Weight Conversion Calculator - an indispensable shortcut to streamlined reporting. California’s Department of Resources Recycling and Recovery (CalRecycle) mandates reporting metrics in pounds, and Waste to Weight Conversion Calculator provides a game-changing solution. By digitizing the EPA’s precise volume-to-weight conversions across diverse material categories, including those specified by SB1383, the app enables accurate reporting without the need for physically weighing containers. This innovative feature not only saves time and effort but ensures compliance readiness, making it an essential tool for businesses and municipalities. Streamline and digitize your reporting process for seamless compliance with CalRecycle's SB1383 record-keeping requirements. The 15 main material categories are divided into 49 subcategories, each further refined to include standard volume measurements for 145 items across the categories. The main material categories include: - Appliances - Automotive - Carpeting - Commingled Recyclables - Construction & Demolition Debris (C&D) - Electronics - Food - Glass - Metals - Municipal Solid Waste - Paper - Plastic - Textiles - Wood - Yard Trimmings ◦ Comprehensive Material lists ◦ Navigate standardized volumes for 145 materials in 49 subcategories of 15 main material types. ◦ Say goodbye to manual calculations! ◦ We've digitized all the EPA’s conversion formulas for seamless calculation. If the EPA specified a weight range, we've calculated the average for you. ◦ Material-specific convenience ◦ Every material has a preloaded volume, measured in its typical unit (e.g., unit, cubic yard, gallon, drum), seamlessly converted to pounds for you in the blink of an eye. ◦ EPA-Approved Conversion Factors ◦ Access the latest and most accurate volume-to-weight conversion factors from the EPA, ensuring your waste management practices align with industry standards. ◦ Streamlined Reporting ◦ Bid farewell to the hassle of weighing containers. Designed using EPA’s conversion factors, the app digitally converts various material volumes to pounds, eliminating the need for physical weighing. ◦ Zero Waste Certification Support ◦ The Waste to Weight Conversion Calculator simplifies data conversion to track diversion efforts, offering essential metrics to propel your journey towards achieving and maintaining Zero Waste certifications. ◦ Intuitive Interface ◦ Navigate effortlessly through our user-friendly interface. Waste to Weight Conversion Calculator is designed to cater to a diverse audience, making crucial information easily accessible. ◦ User-friendly functionality ◦ Our app features a handy "copy icon" for effortless data saving to your clipboard. Streamlining your experience for quick and easy use! ◦ Precision at your fingertips ◦ Utilize whole numbers or decimals for weight calculations, ensuring accurate and easy weight estimations. Download Waste to Weight Conversion Calculator now for FREE. Every calculation counts toward a greener planet! Available in English, Spanish, Chinese and Vietnamese Privacy policy: http://keeptracksolutions.co.uk/wccprivacypolicy

Screenshots

Unit Converter4 screens
Waste Conversion Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Waste Conversion Calculator at none against Unit Converter's 1. Waste Conversion Calculator also leads on ads (none vs shown) and device support (3 vs 1). Unit Converter's advantage is update cadence (weekly vs monthly) and ratings volume (42 vs 1). On price, rating and review sentiment there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Unit Converter sells 1 one-off in-app purchase. Waste Conversion Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Unit Converter against 5.0 for Waste Conversion Calculator. That said, the two scores are not equally well evidenced: Unit Converter has 42 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Unit Converter ships an update weekly, Waste Conversion Calculator monthly. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard7 real differences · 3 level
Unit Converter versus Waste Conversion Calculator: the parameters behind the verdict, then further details
ParameterUnit ConverterWaste Conversion Calculator
PriceFreeFree
Rating5.0 (42 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings42 — better1
Update frequencyWeekly — betterMonthly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.014.0 — better
Further details — not scored
Size35 MB25 MB
Age rating4+4+
DeveloperJonathan ChenKeep Track Solutions Ltd.

Customer experience

Unit Converter

All ratings42 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews19 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Waste Conversion Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Unit Converter

One-time1
  • OmniConvert Pro$2.99
None

Waste Conversion Calculator

No in-app purchases

Questions

Is Unit Converter free?
Unit Converter is free to download, with in-app purchases available.
Is Waste Conversion Calculator free?
Waste Conversion Calculator is free to download, with no in-app purchases.
Which has better reviews, Unit Converter or Waste Conversion Calculator?
Waste Conversion Calculator is rated higher. Unit Converter averages 5.0 out of 5 from 42 ratings, while Waste Conversion Calculator averages 5.0 from 1 ratings.
Do Unit Converter or Waste Conversion Calculator have ads?
Unit Converter shows ads; Waste Conversion Calculator does not.
Which is updated more often, Unit Converter or Waste Conversion Calculator?
Unit Converter ships an update weekly, and Waste Conversion Calculator monthly. Most recently, Unit Converter was updated on October 24, 2026 and Waste Conversion Calculator on October 11, 2026.

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