# LingoLog vs AccelStudy

The clearest difference is in-app purchases: AccelStudy at none against LingoLog's 2. AccelStudy also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LingoLog sells 2 in-app purchases, starting at $9.99 per month. AccelStudy asks for nothing beyond the download.

LingoLog ships an update every 4 days, AccelStudy every 2 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | LingoLog | AccelStudy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/lingolog-vocabulary-builder/id6469043880/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 64 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Misawa](https://appshunter.io/developer/1626083263) | [Takayuki Sato](https://appshunter.io/developer/1330546011) |

## What reviewers say

### LingoLog

[App page](https://appshunter.io/ios/app/lingolog-vocabulary-builder/id6469043880)

Enhance language learning by seamlessly looking up and saving new words encountered online. This tool integrates with your browsing to automatically store vocabulary, offering AI-powered review sessions and example sentences to aid retention. Track your progress and build a personalized word bank for practical language acquisition.

**Highlights:** Multilingual support, Integrated browsing and learning, Easy word lookup, Automatic vocabulary saving, AI-powered memory aid, Learning progress tracking

**Features:** Safari Extension

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $9.99 | per month |
| Annual subscription | $99.99 | per year |


### AccelStudy

[App page](https://appshunter.io/ios/app/accelstudy/id6759093344)

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

**In-app purchases:** none


## Frequently asked questions

### Is LingoLog free?

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

### Is AccelStudy free?

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

### Do LingoLog or AccelStudy have ads?

Neither LingoLog nor AccelStudy shows ads.

### Which is updated more often, LingoLog or AccelStudy?

LingoLog ships an update every 4 days, and AccelStudy every 2 days. Most recently, LingoLog was updated on October 13, 2026 and AccelStudy on October 6, 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.*