Best Proration Apps

6+ iOS apps curated and reviewed

4.8 avg rating

4 free apps

Updated July 2026

Looking for free proration apps? 4 of our 6+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Proration Apps (July 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Prorater	Free	4.0★ (2)	No	No	May 2026
2	ProRated	Free	5.0★ (6)	No	Yes	Aug 2026
3	Prorate Calculator Pro	Free was $1.99	5.0★ (5)	No	No	Jul 2026
4	FuelProRate	$19.99	5.0★ (1)	No	No	Aug 2026
5	RE CALC Real Estate Calculator	Free	5.0★ (3)	No	Yes	May 2026
6	ProFee Calc	$2.99	—	No	No	May 2026

Top Picks for Proration

Prorater by GatoSoftware

Superfast pro-rate calculator

Editor's Choice

🔧 Utilities

4.0(2 ratings)

Free

This application helps you quickly determine the prorated amount for a given day within a month. It calculates charges based on a monthly fee, making financial adjustments straightforward.

ProRated by ProRated LLC (Apps)

Job Site Intel for Contractors

Strong Contender

💼 Business

5.0(6 ratings)

FreeIn-App Purchases

This app provides verified job site intelligence for licensed trade professionals. Access contractor reviews, job site ratings, and real-time intel from pros who have worked at specific addresses before you bid.

Prorate Calculator Pro by IROIRO LLC

Save & share prorated rent

Worth Considering

🔧 Utilities

5.0(5 ratings)

FreeIn-App Purchases

This app provides landlords, property managers, and tenants with six specialized calculators to accurately determine prorated rent, late fees, security deposit interest, and rent increases. It includes built-in state law guidance for all 50 states and DC, along with property and lease management features and smart alerts.

More Proration apps to explore

FuelProRate

Fuel Proration Calculator

$19.99

This app helps real estate agents calculate fuel prorations at closing for various fuel types. It generates professional PDF breakdown sheets and allows for photo documentation. The app works offline and includes local fuel supplier information.

Calculate fuel prorationsSupport for multiple fuel typesPhoto documentation

🔧 Utilities

(1)

paid

RE CALC Real Estate Calculator

Real Estate Math Made Simple

Free

This app offers essential real estate math tools for agents, including mortgage, proration, and date calculations. It simplifies common financial and scheduling tasks with an intuitive interface.

Mortgage CalculatorProrate CalculatorDate Calculator

Commission & Fee Calculator

$2.99

💰 Finance

(0)

FAQ about Proration

What are the best proration apps for iPhone?

Prorater tops our proration apps ranking as of July 2026, with a 4.0-star average from 2 App Store ratings, and it's free to download.

Are there free proration apps for iPhone?

Yes — 4 of the top proration apps we rank are free to download, including Prorater and ProRated.

Does Prorater have ads or in-app purchases?

Prorater has no ads and has no in-app purchases, according to its App Store listing as of July 2026.

How many proration apps are on the App Store?

We track 6+ proration apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.

What is Prorater used for?

Prorater is a utility application designed to calculate the prorated amount of a monthly fee or charge for any specific day of the month. It simplifies financial adjustments when a service or charge doesn't cover a full billing cycle.

How accurate is Prorater?

Prorater is a straightforward calculator based on the monthly fee and the selected day. While the app itself is a tool, the accuracy of the calculation depends on the correct input of the monthly fee and the desired day.