# Payoff! Auto vs Rational Spending

The clearest difference is ads: Rational Spending at none against Payoff! Auto's shown. Rational Spending also leads on update cadence (every 9 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Payoff! Auto ships an update every 3 weeks, Rational Spending every 9 days. The most recent releases landed on September 11, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Payoff! Auto | Rational Spending |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/payoff-auto/id630050364/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Ad-supported | — |
| Size | 12 MB | 8 MB |
| Requires iOS | **14.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PocketForge](https://appshunter.io/developer/630050367) | [Serhii Mykolaiovych Romanko, PE](https://appshunter.io/developer/1686581948) |

## What reviewers say

### Payoff! Auto

[App page](https://appshunter.io/ios/app/payoff-auto/id630050364)

Calculate key car loan details like monthly payments, payoff dates, and total interest. Compare loan terms and interest rates to make informed financial decisions.

**Highlights:** Calculate monthly payment, Determine payoff date, Estimate total interest cost, Calculate total loan cost, Compare loan length vs. interest rate, Custom keypad for easy data entry

**Features:** macOS Compatibility

**In-app purchases:** none


### Rational Spending

[App page](https://appshunter.io/ios/app/rational-spending/id6448849081)

**In-app purchases:** none


## Frequently asked questions

### Is Payoff! Auto free?

Payoff! Auto is free to download, with no in-app purchases.

### Is Rational Spending free?

Rational Spending is free to download, with no in-app purchases.

### Do Payoff! Auto or Rational Spending have ads?

Payoff! Auto shows ads; Rational Spending does not.

### Which is updated more often, Payoff! Auto or Rational Spending?

Payoff! Auto ships an update every 3 weeks, and Rational Spending every 9 days. Most recently, Payoff! Auto was updated on September 11, 2026 and Rational Spending on May 16, 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.*