# LCEDict vs Formula Conversion

The clearest difference is in-app purchases: LCEDict at none against Formula Conversion's 1. LCEDict also leads on update cadence (every 9 months vs every 26 months) and iOS requirement (9.0 vs 14.1). On price, ads and device support there is nothing between them.

Both are free to download. Formula Conversion sells 1 one-off in-app purchase. LCEDict asks for nothing beyond the download.

LCEDict ships an update every 9 months, Formula Conversion every 26 months. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | LCEDict | Formula Conversion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (5 ratings)](https://appshunter.io/ios/app/lcedict-common-errors-dict/id1099676195/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 26 months |
| Monetization | Free | — |
| Size | 15 MB | 2 MB |
| Requires iOS | **9.0** | 14.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Hung Phuoc Tran](https://appshunter.io/developer/1003648744) | [Janek Soomets](https://appshunter.io/developer/1315295062) |

## What reviewers say

### LCEDict

[App page](https://appshunter.io/ios/app/lcedict-common-errors-dict/id1099676195)

This app offers a practical guide to common English errors for learners and educators. It focuses on words and phrases that frequently cause difficulty for non-native speakers, regardless of their background.

**Highlights:** Guide to common English errors, Correction of mistakes, Focus on difficult words and phrases, Suitable for all foreign learners, Practical resource for teachers

**Features:** macOS Compatibility

**In-app purchases:** none


### Formula Conversion

[App page](https://appshunter.io/ios/app/formula-conversion/id1586539965)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Formula Conversion | $3.99 | one-time |


## Frequently asked questions

### Is LCEDict free?

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

### Is Formula Conversion free?

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

### Do LCEDict or Formula Conversion have ads?

Neither LCEDict nor Formula Conversion shows ads.

### Which is updated more often, LCEDict or Formula Conversion?

LCEDict ships an update every 9 months, and Formula Conversion every 26 months. Most recently, LCEDict was updated on October 9, 2026 and Formula Conversion on October 14, 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.*