# Okaeshi vs Calc Plus

The clearest difference is in-app purchases: Calc Plus at none against Okaeshi's 1. Calc Plus also leads on update cadence (every 6 days vs every 2 months) and iOS requirement (16.4 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Okaeshi sells 1 one-off in-app purchase. Calc Plus asks for nothing beyond the download.

Okaeshi ships an update every 2 months, Calc Plus every 6 days. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Okaeshi | Calc Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/calc-plus-calculator/id6812764518/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | — | Free |
| Size | 10 MB | 69 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Pocket Grove Ltd](https://appshunter.io/developer/954373766) | [Neue Software](https://appshunter.io/developer/6812764520) |

## What reviewers say

### Okaeshi

[App page](https://appshunter.io/ios/app/okaeshi-return-gift-tracker/id6760551450)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Okaeshi Pro | $2.99 | one-time |


### Calc Plus

[App page](https://appshunter.io/ios/app/calc-plus-calculator/id6812764518)

This app offers a modern and organized way to perform everyday calculations, conversions, and manage multiple tasks. It provides instant results as you type and allows for personalization with themes and icons.

**Highlights:** Instant results as you type, Currency and unit converter, Multiple calculation tabs, Calculation history, Customizable themes and icons

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

**In-app purchases:** none


## Frequently asked questions

### Is Okaeshi free?

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

### Is Calc Plus free?

Calc Plus is free to download, with no in-app purchases.

### Do Okaeshi or Calc Plus have ads?

Neither Okaeshi nor Calc Plus shows ads.

### Which is updated more often, Okaeshi or Calc Plus?

Okaeshi ships an update every 2 months, and Calc Plus every 6 days. Most recently, Okaeshi was updated on October 25, 2026 and Calc Plus on October 26, 2026.

---

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