# 發票精靈 vs 樂透透

The clearest difference is in-app purchases: 發票精靈 at none against 樂透透's 1. 發票精靈 also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 11 months). On price and device support there is nothing between them.

Both are free to download. 樂透透 sells 1 in-app purchase, starting at $1.99 per month. 發票精靈 asks for nothing beyond the download.

發票精靈 ships an update every 3 weeks, 樂透透 every 11 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 發票精靈 | 樂透透 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 11 months |
| Size | 44 MB | 49 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [KANG JIA-HAUR](https://appshunter.io/developer/572814094) | [Leinotek CO., LTD](https://appshunter.io/developer/1759497861) |

## What reviewers say

### 發票精靈

[App page](https://appshunter.io/ios/app/id499808059)

**Features:** macOS Compatibility

**In-app purchases:** none


### 樂透透

[App page](https://appshunter.io/ios/app/id6680189166)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lottoto VIP Member | $1.99 | per month |


## Frequently asked questions

### Is 發票精靈 free?

發票精靈 is free to download, with no in-app purchases.

### Is 樂透透 free?

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

### Do 發票精靈 or 樂透透 have ads?

樂透透 shows ads; 發票精靈 does not.

### Which is updated more often, 發票精靈 or 樂透透?

發票精靈 ships an update every 3 weeks, and 樂透透 every 11 months. Most recently, 發票精靈 was updated on November 1, 2026 and 樂透透 on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*