# KMF 3000 Words for GRE® Test vs Swiftix

The clearest difference is in-app purchases: KMF 3000 Words for GRE® Test at none against Swiftix's 1. KMF 3000 Words for GRE® Test also leads on iOS requirement (13 vs 18.6). Swiftix's advantage is update cadence (weekly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Swiftix sells 1 one-off in-app purchase. KMF 3000 Words for GRE® Test asks for nothing beyond the download.

KMF 3000 Words for GRE® Test ships an update every 6 weeks, Swiftix weekly. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | KMF 3000 Words for GRE® Test | Swiftix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (3.5K ratings)](https://appshunter.io/ios/app/kmf-3000-words-for-gre-test/id905189298/reviews)** | — |
| Number of ratings | **3.5K** | — |
| Positive reviews | 72.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 104 MB | 12 MB |
| Requires iOS | **13** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Ying He You Shi Technology Limited Liability Company](https://appshunter.io/developer/665790839) | [Chongqing Hyperits Network Technology Co., Ltd.](https://appshunter.io/developer/1866276929) |

## What reviewers say

### KMF 3000 Words for GRE® Test

[App page](https://appshunter.io/ios/app/kmf-3000-words-for-gre-test/id905189298)

Master GRE vocabulary with scientifically planned daily reviews based on the Ebbinghaus Memory Curve. Learn essential words with authentic GRE examples and practice using multiple review modes. Focus on high-frequency meanings to maximize retention.

**Highlights:** Ebbinghaus Memory Curve for optimal review intervals, Curated list of essential GRE words, Authentic GRE exam question examples, Focus on high-frequency meanings, Flashcards, practice questions, and rapid review modes

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient vocabulary learning
- 👍 Comprehensive word lists
- 🚀 Speedy app performance
- 👍 Helpful pronunciation feature

**What reviewers complain about**

- 🐛 Bugs and glitches
- 👎 Unreliable progress tracking
- 👎 Inconsistent user interface
- 🐛 Syncing issues between devices

**Reported bugs**

- Sudden loss of progress and review history
- Incorrect display of accumulated review tasks
- Inconsistent behavior when navigating between units
- Compatibility issues with newer iOS versions

**Requested features**

- Expand word lists and vocabulary coverage
- Improve customization options for learning schedules
- Add more example sentences and contextual usage
- Optimize for tablet/iPad experience (e.g. landscape mode)


### Swiftix

[App page](https://appshunter.io/ios/app/swiftix/id6790684041)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Swiftix Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is KMF 3000 Words for GRE® Test free?

KMF 3000 Words for GRE® Test is free to download, with no in-app purchases.

### Is Swiftix free?

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

### Do KMF 3000 Words for GRE® Test or Swiftix have ads?

Neither KMF 3000 Words for GRE® Test nor Swiftix shows ads.

### Which is updated more often, KMF 3000 Words for GRE® Test or Swiftix?

KMF 3000 Words for GRE® Test ships an update every 6 weeks, and Swiftix weekly. Most recently, KMF 3000 Words for GRE® Test was updated on November 6, 2026 and Swiftix on October 28, 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.*