De Lijn Flex vs Emerald Arbor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
De Lijn Flex
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.
- Trip planning
- Public transport options
- Flexbus booking
- Route discovery
- Multi-modal travel
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Plan your trip by train, tram, bus and/or flexbus. Discover the most suitable solutions for travelling by public transport… And make your choice. For example, only use regular public transport services, or combine the flexbus with bus, tram and/or train where possible.
Emerald Arbor
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The Emerald Arbor app is designed to be used by guests and residents to explore our many offerings. Access all information you need to enjoy your stay.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | De Lijn Flex | Emerald Arbor |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) — better | — |
| Positive reviews | 24.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 134 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | Via Transportation, Inc. | Armstrong Software |
In-app purchases
De Lijn Flex
No in-app purchases
Emerald Arbor
No in-app purchases
Questions
Is De Lijn Flex free?
Is Emerald Arbor free?
Do De Lijn Flex or Emerald Arbor have ads?
Which is updated more often, De Lijn Flex or Emerald Arbor?
Other comparisons
