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HDDT  ·  1.1872× multiplier  ·  Very Hard

osu! Hidden + Double Time PP Calculator

Hidden + Double Time (HDDT) is the gold standard of PP farming in osu!. With a combined 1.187× multiplier (1.06 × 1.12), HDDT is the most used high-PP mod combination among players in the top 50,000. It demands strong rhythm reading at elevated speed — and it rewards that skill generously.

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Why HDDT Dominates PP Farming

The reason HDDT is so prevalent in top players' score histories is a combination of accessibility and payoff. Hidden alone is relatively learnable. Double Time alone is the highest single-mod multiplier. Together, they provide a 1.187× bonus without requiring the brutal aim precision of Hard Rock or the extreme memorization of Flashlight.

Additionally, HDDT tends to be played on maps where the DT star rating lands in a sweet spot — not so hard that accuracy collapses, but hard enough that the PP numbers are significant. A skilled HDDT player can systematically target maps in the 5–7★ range and build a top-100 weighted PP list that consistently outpaces No Mod or single-mod players at the same raw skill level.

HDDT PP Reference Values

Star RatingAccuracyPP (approx)Effective Map Feel
4★97%160pp~5.5★ No Mod feel
5★96%295pp~7★ No Mod feel
6★95%490pp~8.5★ No Mod feel
7★93%740pp~9.5★ No Mod feel
8★90%1050pp~11★ No Mod feel

Prerequisites Before Learning HDDT

Jumping into HDDT without the right foundation is one of the most common mistakes intermediate osu! players make. Before attempting HDDT, you should have:

A useful test: if you can FC a target map with HD at 96%+ accuracy, and FC it with DT at 93%+ accuracy separately, you are likely ready to attempt HDDT on that map. If either mod causes significantly more misses, practice them separately first.

HDDT PP Farming Strategy

Effective HDDT farming is a systematic process, not just playing whatever is available:

Frequently Asked Questions

What is the combined multiplier for HDDT?
HD (1.06×) multiplied by DT (1.12×) equals 1.1872×. On a base play worth 400pp, HDDT would give approximately 475pp. The multiplier is applied to the total PP after all other calculations, so it scales with star rating, accuracy, and combo.
Is HDDT harder than HRDT?
Yes, in most cases. HRDT has a higher raw multiplier (1.232×) but requires maintaining high accuracy with Hard Rock's smaller circles under DT speed. HDDT is generally more accessible because the Hidden component is easier to adapt to than HR's precision demands at speed.
How long does it take to become comfortable with HDDT?
Most players who are already comfortable with HD and DT separately take two to six weeks of regular HDDT practice to reach their previous HD-level accuracy at DT speeds. The bottleneck is usually the reading adaptation, not the physical tapping.

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