# Từ vựng cốt lõi vs Flashcards 3D

The clearest difference is in-app purchases: Từ vựng cốt lõi at none against Flashcards 3D's 7. Từ vựng cốt lõi also leads on device support (3 vs 1) and iOS requirement (9.0 vs 18). On price, update cadence and ads there is nothing between them.

Both are free to download. Flashcards 3D sells 7 in-app purchases, starting at $5.99 per month. Từ vựng cốt lõi asks for nothing beyond the download.

Từ vựng cốt lõi ships an update every 5 days, Flashcards 3D every 6 days. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Từ vựng cốt lõi | Flashcards 3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Size | 85 MB | 62 MB |
| Requires iOS | **9.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Abody Ai Inc](https://appshunter.io/developer/590464376) | [Nhut Huynh](https://appshunter.io/developer/6786500127) |

## What reviewers say

### Từ vựng cốt lõi

[App page](https://appshunter.io/ios/app/tu-vung-cot-loi/id1640537299)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flashcards 3D

[App page](https://appshunter.io/ios/app/flashcards-3d/id6642654598)

**Features:** Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flashy Monthly | $5.99 | per month |
| Monthly Package | $6.99 | per month |
| Flashy 3 Months | $12.99 | per 3 months |
| Flashy Yearly | $34.99 | per year |
| Yearly Package | $59.99 | per year |
| Daily Usage Reset | $1.99 | one-time |
| AI Boost Pack | $1.99 | one-time |


## Frequently asked questions

### Is Từ vựng cốt lõi free?

Từ vựng cốt lõi is free to download, with no in-app purchases.

### Is Flashcards 3D free?

Flashcards 3D is free to download, with in-app purchases available.

### Do Từ vựng cốt lõi or Flashcards 3D have ads?

Neither Từ vựng cốt lõi nor Flashcards 3D shows ads.

### Which is updated more often, Từ vựng cốt lõi or Flashcards 3D?

Từ vựng cốt lõi ships an update every 5 days, and Flashcards 3D every 6 days. Most recently, Từ vựng cốt lõi was updated on November 7, 2026 and Flashcards 3D on November 4, 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.*