Points show how well known and in demand an act is today in Belgium and the Netherlands, based on public figures such as listeners and hits. They say nothing about the quality of a show. The letter is the level by the festival's own scale. How the points work ›
Chances for 2027
Probability estimates remain estimates and are not an official announcement.
No rumours, no inside knowledge. Tap Why? for the reasons.
Why?
Why?
Why?
Why?
Figures
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Career
- Line-ups
- Best Kept Secret 2018
- Active since
- 2017
- Albums
- Georgia Gothic 2022
- Satis Factory 2019
- Mattiel 2017
Stature
- Biggest own venue
- Cactus Cafe, Brugge
- ±150 plaatsen
- 2027 (Benelux, last three years)
Older concert dates are still being added, so this may be incomplete.
Today
- Radio
- Last 30 days
egoFM 7 1,6 per week BBC Radio 6 Music 5 1,2 per week FIP Rock 1 0,2 per week FM4 1 0,2 per week Since we track the stationBBC Radio 6 Music 51 0,5 per week since Oct 2024 egoFM 7 1,4 per week since Oct 2026 KEXP 5 0,0 per week since Nov 2023 FIP Rock 1 0,2 per week since Oct 2026 FM4 1 0,2 per week since Oct 2026
Records
Studio albums, the highest position in the Belgian and Dutch album charts (Ultratop, Dutch Charts) with the number of weeks, and gold and platinum (BEA, NVPI).
| Album | Year | Belgian album chart | Dutch album chart | Gold/platinum |
|---|---|---|---|---|
| Georgia Gothic | 2022 | – | – | – |
| Satis Factory | 2019 | – | – | – |
| Mattiel | 2017 | – | – | – |
How popular is Mattiel compared with other countries?
Based on search volume and listeners from the various sources. Each country compared with the worldwide figure.
Upcoming concerts
Benelux first, then Europe. Alle data op Ticketmaster.
| Date | Stad | Country | Zaal of festival | Event |
|---|---|---|---|---|
| 17/05/2027 | Brugge | Belgium | Cactus Cafe | Mattiel |
| 02/05/2027 | Manchester | United Kingdom | Band On The Wall. | Mattiel |
| 03/05/2027 | Dublin | Ierland | Whelans | Mattiel |
| 10/05/2027 | Leeds | United Kingdom | Brudenell Social Club | Mattiel |
On the map, until the end of September 2027
The numbers follow the dates, also in the timeline above. Hover or tap a number for the date and venue.
Best-known songs (Deezer)
Per edition, historical
Score measured in the twelve months before each edition, place = rank in that line-up. The letter differs per festival: an A at Best Kept Secret can be a C at Rock Werchter.
| Edition | Score | Level | Rank | Exceptional | Belgium | Netherlands | World | Sources |
|---|---|---|---|---|---|---|---|---|
| Best Kept Secret 2018 | – | – | – | – | – | – | Stature |
Reviews and reports
Reviews by Dansende Beren and Festileaks.
| Edition | Titel | Bron | Date | Soort |
|---|---|---|---|---|
| Best Kept Secret 2018 | Best Kept Secret 2018: Festivaldag 2 | Dansende Beren | 10/06/2018 | dagverslag |
Over the years
◆ purple = album, ▲ red = festival in Belgium, ▲ green = festival in the Netherlands, ● grey = own concert. Click the legend to switch them on or off.
Festivals and own concerts
- ●17/05/2027 · Cactus Cafe, Brugge (planned)
- ▲June 2018 · Best Kept Secret
Place among all acts on this site: 80 = viewed or searched more than 80% of the other acts that month. The thick line is the average.
Studio Brussel since August 2023, NPO 3FM and KINK since 2020, the other stations since late October 2026. "Compare countries" shows the average per station.
Songs per station, last 18 months
| Station | Country | Most played |
|---|---|---|
| FIP Rock | France | Whites of Their Eyes 1 |
| FM4 | Oostenrijk | Count Your Blessings 1 |
| KEXP | United States | Jeff Goldblum 2 |
| egoFM | Germany | Heartbreak Heatwave 4 · Jeff Goldblum 1 |