# 2018 Play In Challenger – Singles

This was the first edition of the tournament.
Grégoire Barrère won the title after defeating Tobias Kamke 6–1, 6–4 in the final.

## Seeds

* Nicolas Mahut (second round)
* Quentin Halys (second round)
* Yannick Maden (semifinals)
* Oscar Otte (first round)
* Corentin Moutet (second round)
* Stéphane Robert (second round)
* Mats Moraing (withdrew)
* Matthias Bachinger (second round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| Q | Grégoire Barrère | 6 | 2 | 6 | | | | |
| 3 | Yannick Maden | 2 | 6 | 3 | | | | |
| 3 | Yannick Maden | 2 | 6 | 3 | Q | Grégoire Barrère | 6 | 6 |
| | | | | | | Tobias Kamke | 1 | 4 |
| | Tobias Kamke | 7$^7$ | 6 | | | Tobias Kamke | 1 | 4 |
| WC | Maxime Janvier | 6$^5$ | 4 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | N Mahut | 7 | 6 | | | | | | | | | | | | | | | |
| | A Arnaboldi | 5 | 3 | | 1 | N Mahut | 6$^4$ | 7$^7$ | 3 | | | | | | | | | |
| Q | G Olaso | 5 | 6 | 6 | Q | G Olaso | 7$^7$ | 6$^4$ | 6 | | | | | | | | | |
| WC | Y Mertens | 7 | 1 | 3 | | | | | | Q | G Olaso | 0 | 1 | | | | | |
| | B Zapata Miralles | 4 | 3 | | | | | | | Q | G Barrère | 6 | 6 | | | | | |
| Q | G Barrère | 6 | 6 | | Q | G Barrère | 2 | 7 | 7$^8$ | | | | | | | | | |
| | A Šetkić | 2 | 6 | 6$^5$ | 6 | S Robert | 6 | 5 | 6$^6$ | | | | | | | | | |
| 6 | S Robert | 6 | 3 | 7$^7$ | | | | | | | | | | Q | G Barrère | 6 | 2 | 6 |
| 3 | Y Maden | 6 | 6 | | | | | | | | | | | 3 | Y Maden | 2 | 6 | 3 |
| | B Mousley | 2 | 2 | | 3 | Y Maden | 7 | 4 | 6 | | | | | | | | | |
| WC | U Humbert | 7$^7$ | 7 | | WC | U Humbert | 5 | 6 | 1 | | | | | | | | | |
| | M Safwat | 6$^5$ | 5 | | | | | | | 3 | Y Maden | 6 | 7$^7$ | | | | | |
| Q | D Guez | 6 | 3 | 6 | | | | | | Q | D Guez | 1 | 6$^0$ | | | | | |
| | G Oliveira | 1 | 6 | 3 | Q | D Guez | 6 | 6 | | | | | | | | | | |
| | N Milojević | 4$^r$ | | | 8 | M Bachinger | 2 | 2 | | | | | | | | | | |
| 8 | M Bachinger | 5 | | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| LL | L Grigelis | 6 | 7$^7$ | | | | | | | | | | | | | | | |
| | L Giustino | 4 | 6$^2$ | | LL | L Grigelis | 4 | 6 | 4 | | | | | | | | | |
| | A Hoang | 6 | 2 | 6 | | A Hoang | 6 | 2 | 6 | | | | | | | | | |
| | B Tomic | 2 | 6 | 4 | | | | | | | A Hoang | 1 | 6 | 3 | | | | |
| | T Kamke | 6 | 6 | | | | | | | | T Kamke | 6 | 3 | 6 | | | | |
| | U Ignatik | 4 | 3 | | | T Kamke | 6 | 7$^7$ | | | | | | | | | | |
| | C Lestienne | 6 | 6 | | | C Lestienne | 0 | 6$^4$ | | | | | | | | | | |
| 4 | O Otte | 4 | 1 | | | | | | | | | | | | | T Kamke | 7$^7$ | 6 |
| 5 | C Moutet | 4 | 6 | 6 | | | | | | | | | | | WC | M Janvier | 6$^5$ | 4 |
| Q | A Escoffier | 6 | 3 | 2 | 5 | C Moutet | 2 | 5 | | | | | | | | | | |
| | V Millot | 5 | 6 | 5 | WC | H Grenier | 6 | 7 | | | | | | | | | | |
| WC | H Grenier | 7 | 1 | 7 | | | | | | WC | H Grenier | 4 | 4 | | | | | |
| | E Leshem | 1 | 2 | | | | | | | WC | M Janvier | 6 | 6 | | | | | |
| WC | M Janvier | 6 | 6 | | WC | M Janvier | 6 | 6 | | | | | | | | | | |
| | K de Schepper | 6 | 3 | 3 | 2 | Q Halys | 2 | 4 | | | | | | | | | | |
| 2 | Q Halys | 3 | 6 | 6 | | | | | | | | | | | | | | |