# Smart6 vs STEMS EV

The clearest difference is in-app purchases: STEMS EV at none against Smart6's 3. STEMS EV also leads on ads (none vs shown) and update cadence (every 10 days vs every 4 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Smart6 sells 3 in-app purchases, starting at $0.99 per 7 days. STEMS EV asks for nothing beyond the download.

Smart6 ships an update every 4 weeks, STEMS EV every 10 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Smart6 | STEMS EV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (16 ratings)](https://appshunter.io/ios/app/smart6-lotto-combo-helper/id6450162051/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 19 MB |
| Requires iOS | 17 | **16** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [sekleung chang](https://appshunter.io/developer/867512958) | [台科電科技股份有限公司](https://appshunter.io/developer/1826972531) |

## What reviewers say

### Smart6

[App page](https://appshunter.io/ios/app/smart6-lotto-combo-helper/id6450162051)

Explore lottery number trends and generate balanced combinations for strategic play. This tool helps you systematically arrange numbers for easier tracking and analysis of past draws. Enjoy a fun and scientific approach to studying number combinations.

**Highlights:** Up to 80 numbers to pick, Customizable number ball size, Randomly generate 6 to 18 numbers, Up to 65 smart lotto combos, Drawn number checking, Share and save combinations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart6 Pro 1 Week | $0.99 | per 7 days |
| Smart6 Pro 3 Months | $1.99 | per 3 months |
| Smart6 Pro (Lifetime) | $5.99 | one-time |


### STEMS EV

[App page](https://appshunter.io/ios/app/stems-ev/id6753740708)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart6 free?

Smart6 is free to download, with in-app purchases available.

### Is STEMS EV free?

STEMS EV is free to download, with no in-app purchases.

### Do Smart6 or STEMS EV have ads?

Smart6 shows ads; STEMS EV does not.

### Which is updated more often, Smart6 or STEMS EV?

Smart6 ships an update every 4 weeks, and STEMS EV every 10 days. Most recently, Smart6 was updated on November 3, 2026 and STEMS EV on October 30, 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.*