# Deck Lens vs Deckstreak

The clearest difference is in-app purchases: Deck Lens at none against Deckstreak's 1. Deck Lens also leads on device support (3 vs 1). Deckstreak's advantage is ads (none vs shown). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Deckstreak sells 1 one-off in-app purchase. Deck Lens asks for nothing beyond the download.

Deck Lens ships an update every 10 days, Deckstreak weekly. The most recent releases landed on October 25, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Deck Lens | Deckstreak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/deckstreak-fsrs-flashcards/id6764139660/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | — | Free |
| Size | 43 MB | 16 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Kadir Caner Ergun](https://appshunter.io/developer/1883801098) | [Timothy Krechel](https://appshunter.io/developer/999539693) |

## What reviewers say

### Deck Lens

[App page](https://appshunter.io/ios/app/deck-lens/id6760315121)

**Features:** macOS Compatibility

**In-app purchases:** none


### Deckstreak

[App page](https://appshunter.io/ios/app/deckstreak-fsrs-flashcards/id6764139660)

A native flashcard app for iPhone and iPad that allows users to import existing decks and study using a spaced repetition system. It supports offline review with local media and offers tools for card creation, editing, and progress tracking.

**Highlights:** Import .apkg deck packages, FSRS spaced repetition study, Offline review with local media, Rich text card creation and editing, Browse and search cards, Track study progress and streaks, Home Screen widgets and reminders

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deckstreak Pro | $6.99 | one-time |


## Frequently asked questions

### Is Deck Lens free?

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

### Is Deckstreak free?

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

### Do Deck Lens or Deckstreak have ads?

Deck Lens shows ads; Deckstreak does not.

### Which is updated more often, Deck Lens or Deckstreak?

Deck Lens ships an update every 10 days, and Deckstreak weekly. Most recently, Deck Lens was updated on October 25, 2026 and Deckstreak on November 1, 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.*