# Unit Price Comparison vs Rentfol.io

The clearest difference is price: Rentfol.io at Free against Unit Price Comparison's $3.99. Rentfol.io also leads on update cadence (every 3 weeks vs every 33 months). Unit Price Comparison's advantage is in-app purchases (none vs 2) and chart position (#85 vs unranked). On ads and device support there is nothing between them.

Rentfol.io is free to download; Unit Price Comparison costs $3.99 up front. Rentfol.io sells 2 in-app purchases, starting at $3.99 per month. Unit Price Comparison asks for nothing beyond the download.

Unit Price Comparison ships an update every 33 months, Rentfol.io every 3 weeks. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Unit Price Comparison | Rentfol.io |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Best chart rank | **#85** | — |
| Size | 13 MB | 61 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intemodino Group s.r.o.](https://appshunter.io/developer/557849644) | [Rentcal Oy](https://appshunter.io/developer/1508125507) |

## What reviewers say

### Unit Price Comparison

[App page](https://appshunter.io/ios/app/unit-price-comparison/id1221859915)

**Currently charting:** #85 Top Paid · Finance (US App Store)

Easily compare the cost of products based on weight, volume, or item count. Determine the best value and calculate potential savings over time. Supports various units, currencies, and discounts.

**Highlights:** Unit price calculation (weight, volume, item), Savings calculation over time, Supports US, Imperial, and Metric units, Discount and sales tax calculation, Multiple currency support, Calculation history, Result sharing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Rentfol.io

[App page](https://appshunter.io/ios/app/rentfolio/id1508125508)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Annual subscription | $24.90 | per year |


## Frequently asked questions

### Is Unit Price Comparison free?

Unit Price Comparison costs $3.99, with no in-app purchases.

### Is Rentfol.io free?

Rentfol.io is free to download, with in-app purchases available.

### Do Unit Price Comparison or Rentfol.io have ads?

Neither Unit Price Comparison nor Rentfol.io shows ads.

### Which is updated more often, Unit Price Comparison or Rentfol.io?

Unit Price Comparison ships an update every 33 months, and Rentfol.io every 3 weeks. Most recently, Unit Price Comparison was updated on November 1, 2026 and Rentfol.io on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*