# WillPay vs eG前払いFLAT

WillPay and eG前払いFLAT are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

WillPay ships an update every 33 months, eG前払いFLAT every 22 months. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | WillPay | eG前払いFLAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 22 months** |
| Size | 55 MB | 52 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [THE WHY HOW DO COMPANY, Inc](https://appshunter.io/developer/580083990) | [JOBPAY CO.,LTD](https://appshunter.io/developer/1439005050) |

## What reviewers say

### WillPay

[App page](https://appshunter.io/ios/app/willpay/id1543177956)

**In-app purchases:** none


### eG前払いFLAT

[App page](https://appshunter.io/ios/app/egflat/id1598050300)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WillPay free?

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

### Is eG前払いFLAT free?

eG前払いFLAT is free to download, with no in-app purchases.

### Do WillPay or eG前払いFLAT have ads?

Neither WillPay nor eG前払いFLAT shows ads.

### Which is updated more often, WillPay or eG前払いFLAT?

WillPay ships an update every 33 months, and eG前払いFLAT every 22 months. Most recently, WillPay was updated on October 9, 2026 and eG前払いFLAT on October 1, 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.*