# 计算器 EMMO vs NEEON

The clearest difference is price: NEEON at Free against 计算器 EMMO's $1.99. 计算器 EMMO's advantage is iOS requirement (13.0 vs 15). On update cadence, ads, in-app purchases and device support there is nothing between them.

NEEON is free to download; 计算器 EMMO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 6, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | 计算器 EMMO | NEEON |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (20 ratings)](https://appshunter.io/ios/app/emmo/id1605744253/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 85.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Paid | — |
| Size | 10 MB | 230 MB |
| Requires iOS | **13.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EMMO Corp.](https://appshunter.io/developer/1507868195) | [Hangzhou Chivotech Co., Ltd.](https://appshunter.io/developer/1569777902) |

## What reviewers say

### 计算器 EMMO

[App page](https://appshunter.io/ios/app/emmo/id1605744253)

A professional scientific calculator with a user-friendly interface and customizable themes. It offers advanced functions beyond the standard system calculator, along with a history log for easy access to past calculations.

**Highlights:** Advanced scientific functions, Customizable themes, History log, Multiple sound effects, Smart and convenient operation

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

**In-app purchases:** none


### NEEON

[App page](https://appshunter.io/ios/app/neeon/id6450246040)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 计算器 EMMO free?

计算器 EMMO costs $1.99, with no in-app purchases.

### Is NEEON free?

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

### Do 计算器 EMMO or NEEON have ads?

Neither 计算器 EMMO nor NEEON shows ads.

### Which is updated more often, 计算器 EMMO or NEEON?

计算器 EMMO ships an update monthly, and NEEON monthly. Most recently, 计算器 EMMO was updated on October 6, 2026 and NEEON on September 24, 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.*