Previous bidding:

5-card ♠ only

6+card ♠

Fit in ♠ not guaranteed yet

Guaranteed fit in ♠

Minimum

Minimum

~0-7 HCP (0-1.75 HT)

~0-7 HCP (0-1.75 HT)

Invit to 3NT or 4♠

Invit to 4♠

~8-9 HCP (2-2.25 HT)

~8-9 HCP (2-2.25 HT)

Choose 3NT or 4♠

Final contract

~10-15 HCP (2.5-3.75 HT)

~10-15 HCP (2.7-3.75 HT)

Invit to 6NT or 6♠

Invit to 6♠

~16-17 HCP (4-4.7 ET)

~16-17 HCP (4-4.25 HT)

Choose 6NT or 6♠

Final contract

~18+ HCP (4.5+ HT)

~18+ HCP (4.5+ HT)

Go to all Standard openings

To activate this tool:
Switch your browser to
DESKTOP MODE.

click on the picture to get hint or

watch an iPhone guide