# DecoEcho vs Flashcards & Shadowing

The clearest difference is in-app purchases: Flashcards & Shadowing at none against DecoEcho's 1. Flashcards & Shadowing also leads on update cadence (weekly vs monthly). DecoEcho's advantage is iOS requirement (18.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. DecoEcho sells 1 one-off in-app purchase. Flashcards & Shadowing asks for nothing beyond the download.

DecoEcho ships an update monthly, Flashcards & Shadowing weekly. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | DecoEcho | Flashcards & Shadowing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/decoecho-flashcards-and-study/id6773129409/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 160 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lincoln Road Ventures, LLC](https://appshunter.io/developer/6773129411) | [Lunarly Limited](https://appshunter.io/developer/1780479888) |

## What reviewers say

### DecoEcho

[App page](https://appshunter.io/ios/app/decoecho-flashcards-and-study/id6773129409)

This app uses a smart spaced-repetition engine to optimize your study sessions. It adapts to your learning pace, showing you cards you struggle with more often and those you know well less frequently. Focus on learning with its intuitive design and privacy-focused approach.

**Highlights:** Spaced-repetition study engine, Dating-app style swipe grading, Type-the-answer study mode, Two-sided cards with text and images, Daily and lifetime study statistics, iCloud sync, Deck sharing with classmates

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DecoEcho Pro | $4.99 | one-time |


### Flashcards & Shadowing

[App page](https://appshunter.io/ios/app/flashcards-and-shadowing-moki/id6795268751)

**In-app purchases:** none


## Frequently asked questions

### Is DecoEcho free?

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

### Is Flashcards & Shadowing free?

Flashcards & Shadowing is free to download, with no in-app purchases.

### Do DecoEcho or Flashcards & Shadowing have ads?

Neither DecoEcho nor Flashcards & Shadowing shows ads.

### Which is updated more often, DecoEcho or Flashcards & Shadowing?

DecoEcho ships an update monthly, and Flashcards & Shadowing weekly. Most recently, DecoEcho was updated on October 9, 2026 and Flashcards & Shadowing on October 12, 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.*