# De Lijn Flex vs Emerald Arbor

De Lijn Flex and Emerald Arbor 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.

De Lijn Flex ships an update every 6 weeks, Emerald Arbor every 2 months. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | De Lijn Flex | Emerald Arbor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/de-lijn-flex/id1602390378/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 24.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 134 MB | 67 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Via Transportation, Inc.](https://appshunter.io/developer/657777018) | [Armstrong Software](https://appshunter.io/developer/1356328400) |

## What reviewers say

### De Lijn Flex

[App page](https://appshunter.io/ios/app/de-lijn-flex/id1602390378)

Plan your journeys using public transport, including trains, trams, buses, and on-demand flexbuses. Discover optimal travel solutions and choose to use regular services or combine them with flexible options.

**Highlights:** Trip planning, Public transport options, Flexbus booking, Route discovery, Multi-modal travel

**Features:** Apple Wallet

**In-app purchases:** none


### Emerald Arbor

[App page](https://appshunter.io/ios/app/emerald-arbor/id6738510925)

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

**In-app purchases:** none


## Frequently asked questions

### Is De Lijn Flex free?

De Lijn Flex is free to download, with no in-app purchases.

### Is Emerald Arbor free?

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

### Do De Lijn Flex or Emerald Arbor have ads?

Neither De Lijn Flex nor Emerald Arbor shows ads.

### Which is updated more often, De Lijn Flex or Emerald Arbor?

De Lijn Flex ships an update every 6 weeks, and Emerald Arbor every 2 months. Most recently, De Lijn Flex was updated on October 15, 2026 and Emerald Arbor on October 18, 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.*