# Spring Adventure vs BilfingerIN

The clearest difference is update cadence: BilfingerIN at fortnightly against Spring Adventure's every 10 months. Spring Adventure's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Spring Adventure ships an update every 10 months, BilfingerIN fortnightly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Spring Adventure | BilfingerIN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Fortnightly** |
| Size | 9 MB | 89 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FjellTid AS](https://appshunter.io/developer/1618212450) | [Bilfinger SE](https://appshunter.io/developer/1678488153) |

## What reviewers say

### Spring Adventure

[App page](https://appshunter.io/ios/app/spring-adventure/id1618212448)

**Features:** macOS Compatibility

**In-app purchases:** none


### BilfingerIN

[App page](https://appshunter.io/ios/app/bilfingerin/id1667255930)

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

**In-app purchases:** none


## Frequently asked questions

### Is Spring Adventure free?

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

### Is BilfingerIN free?

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

### Do Spring Adventure or BilfingerIN have ads?

Neither Spring Adventure nor BilfingerIN shows ads.

### Which is updated more often, Spring Adventure or BilfingerIN?

Spring Adventure ships an update every 10 months, and BilfingerIN fortnightly. Most recently, Spring Adventure was updated on November 3, 2026 and BilfingerIN on November 7, 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.*