# SPRIX 英単語 vs FLENS 出席アプリ

The clearest difference is device support: FLENS 出席アプリ at 3 against SPRIX 英単語's 1. SPRIX 英単語's advantage is iOS requirement (13.0 vs 15.5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SPRIX 英単語 ships an update every 2 months, FLENS 出席アプリ every 3 months. The most recent releases landed on May 30, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | SPRIX 英単語 | FLENS 出席アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 185 MB | 30 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SPRIX Inc.](https://appshunter.io/developer/625692678) | [FLENS Inc.](https://appshunter.io/developer/1234201632) |

## What reviewers say

### SPRIX 英単語

[App page](https://appshunter.io/ios/app/sprix/id1564383649)

**Features:** macOS Compatibility

**In-app purchases:** none


### FLENS 出席アプリ

[App page](https://appshunter.io/ios/app/flens/id1580877832)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SPRIX 英単語 free?

SPRIX 英単語 is free to download, with no in-app purchases.

### Is FLENS 出席アプリ free?

FLENS 出席アプリ is free to download, with no in-app purchases.

### Do SPRIX 英単語 or FLENS 出席アプリ have ads?

Neither SPRIX 英単語 nor FLENS 出席アプリ shows ads.

### Which is updated more often, SPRIX 英単語 or FLENS 出席アプリ?

SPRIX 英単語 ships an update every 2 months, and FLENS 出席アプリ every 3 months. Most recently, SPRIX 英単語 was updated on May 30, 2026 and FLENS 出席アプリ on September 10, 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.*