# AddCalc Freedom vs EchoKeep

The clearest difference is in-app purchases: EchoKeep at none against AddCalc Freedom's 1. EchoKeep also leads on update cadence (every 4 days vs every 6 weeks). AddCalc Freedom's advantage is iOS requirement (15.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. AddCalc Freedom sells 1 one-off in-app purchase. EchoKeep asks for nothing beyond the download.

AddCalc Freedom ships an update every 6 weeks, EchoKeep every 4 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AddCalc Freedom | EchoKeep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/addcalc-freedom/id562537493/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 6 MB | 3 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shinichi Aokawa](https://appshunter.io/developer/502862033) | [ujjwal chafle](https://appshunter.io/developer/1661145441) |

## What reviewers say

### AddCalc Freedom

[App page](https://appshunter.io/ios/app/addcalc-freedom/id562537493)

This calculator app offers two modes: an adder calculator for accounting and an ordinary calculator. Customize its design, use sound effects, and manage input logs with editing and recalculation. It supports 14 significant digits and always displays Grand Total and Memory.

**Highlights:** Dual calculator modes (adder and ordinary), Customizable calculator design, Input log with editing and recalculation, Voice reading of input log, 14 significant digits, Always display Grand Total and Memory, Backspace function

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### EchoKeep

[App page](https://appshunter.io/ios/app/echokeep/id6755318960)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AddCalc Freedom free?

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

### Is EchoKeep free?

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

### Do AddCalc Freedom or EchoKeep have ads?

Neither AddCalc Freedom nor EchoKeep shows ads.

### Which is updated more often, AddCalc Freedom or EchoKeep?

AddCalc Freedom ships an update every 6 weeks, and EchoKeep every 4 days. Most recently, AddCalc Freedom was updated on November 1, 2026 and EchoKeep on October 30, 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.*