# ReadLang WatchLang vs DecksMD

The clearest difference is review sentiment: ReadLang WatchLang at 64% against DecksMD's 0%. ReadLang WatchLang also leads on price (Free vs $17.99) and in-app purchases (none vs 1). DecksMD's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On monetization model, device support and iOS requirement there is nothing between them.

ReadLang WatchLang is free to download; DecksMD costs $17.99 up front. DecksMD sells 1 in-app purchase, starting at $8.99 per month. ReadLang WatchLang asks for nothing beyond the download.

ReadLang WatchLang ships an update every 2 weeks, DecksMD every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ReadLang WatchLang | DecksMD |
| --- | --- | --- |
| Price | **Free** | $17.99 |
| Rating | **[4.4 (64 ratings)](https://appshunter.io/ios/app/readlang-watchlang/id1602114377/reviews)** | — |
| Number of ratings | **64** | — |
| Positive reviews | **64.3% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 27 MB | 12 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Nguyen Hong Phuc](https://appshunter.io/developer/1519084763) | [Xherdi Lika](https://appshunter.io/developer/6801156955) |

## What reviewers say

### ReadLang WatchLang

[App page](https://appshunter.io/ios/app/readlang-watchlang/id1602114377)

Learn languages by translating words and phrases on any webpage or YouTube video with dual subtitles. Practice vocabulary in context and improve listening skills with native pronunciations.

**Highlights:** Translate words and phrases on any webpage, YouTube dual subtitle player, Learn over 100 languages, Practice vocabulary in context, Listen to native pronunciations

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

**In-app purchases:** none


### DecksMD

[App page](https://appshunter.io/ios/app/decksmd/id6801156953)

Transform your existing markdown notes into flashcards for efficient learning. Automatically generate cards from headings and text, or capture content from other apps. Supports PDF transcription and AI generation for advanced study.

**Highlights:** Markdown to flashcard conversion, FSRS-6 scheduling algorithm, Capture content from any app, PDF transcription and AI generation, Plain markdown file storage, Anki import

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DecksMD Pro Monthly | $8.99 | per month |


## Frequently asked questions

### Is ReadLang WatchLang free?

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

### Is DecksMD free?

DecksMD costs $17.99, and also offers in-app purchases.

### Do ReadLang WatchLang or DecksMD have ads?

ReadLang WatchLang shows ads; DecksMD does not.

### Which is updated more often, ReadLang WatchLang or DecksMD?

ReadLang WatchLang ships an update every 2 weeks, and DecksMD every 2 days. Most recently, ReadLang WatchLang was updated on November 3, 2026 and DecksMD on October 31, 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.*