# Refinance Calculator vs Docs Maker

The clearest difference is update cadence: Refinance Calculator at every 3 weeks against Docs Maker's every 3 months. Docs Maker's advantage is iOS requirement (17.0 vs 26.2). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Refinance Calculator sells 1 one-off in-app purchase and Docs Maker sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Refinance Calculator against 5.0 for Docs Maker. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Refinance Calculator ships an update every 3 weeks, Docs Maker every 3 months. The most recent releases landed on June 1, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | Refinance Calculator | Docs Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/refinance-calculator-rateshift/id6757621372/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/docs-maker-invoice-maker/id6757760625/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 3 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TARIUS HOLT](https://appshunter.io/developer/1867860626) | [Daniel Jaimes](https://appshunter.io/developer/1860699259) |

## What reviewers say

### Refinance Calculator

[App page](https://appshunter.io/ios/app/refinance-calculator-rateshift/id6757621372)

This app helps you compare loan rates and payment scenarios to understand borrowing options. Explore different loan terms, save comparisons, and see how rate changes impact total cost. It provides calculation and comparison tools for evaluating financing options.

**Highlights:** Compare interest rates and monthly payments, Explore different loan terms, Save and export comparisons, Understand rate change impact on total cost, Unlock premium features with one-time purchase

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RateShift Premium | $7.99 | one-time |


### Docs Maker

[App page](https://appshunter.io/ios/app/docs-maker-invoice-maker/id6757760625)

Create, manage, and organize professional invoices with this app. Generate elegant PDFs, track clients, and control income with clear reports. Ideal for freelancers and small businesses needing efficient billing.

**Highlights:** Create and edit invoices easily, Generate professional PDF invoices, Customer management, Invoice status tracking, Automatic calculations, Real-time preview, Income and invoice reports

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Docs Maker - Pro Weekly | $2.99 | per 7 days |
| Docs Maker Pro Monthly | $9.99 | per month |
| Docs Maker Pro - Annual | $49.99 | per year |


## Frequently asked questions

### Is Refinance Calculator free?

Refinance Calculator is free to download, with in-app purchases available.

### Is Docs Maker free?

Docs Maker is free to download, with in-app purchases available.

### Which has better reviews, Refinance Calculator or Docs Maker?

Refinance Calculator and Docs Maker are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.

### Do Refinance Calculator or Docs Maker have ads?

Neither Refinance Calculator nor Docs Maker shows ads.

### Which is updated more often, Refinance Calculator or Docs Maker?

Refinance Calculator ships an update every 3 weeks, and Docs Maker every 3 months. Most recently, Refinance Calculator was updated on June 1, 2026 and Docs Maker on September 1, 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.*