Enables diphosphoinositol-polyphosphate diphosphatase activity. Predicted to be involved in diphosphoinositol polyphosphate metabolic process and nucleotide catabolic process. Predicted to be located in cytosol. Predicted to be active in cytoplasm and nucleus. Orthologous to human NUDT10 (nudix hydrolase 10) and NUDT11 (nudix hydrolase 11). [provided by Alliance of Genome Resources, Apr 2022]