There are two Spin-Off seasons produced for the Guardian Angels Of The Sky series. These spin-off tell the story of other Pretty Cures with other goals but are still linked with the actual story of the series.
Pretty Cure Nova V! (プリキュアNova Ｖ！ Purikyua Noba Bui!?) is a short spin-off OVA series to the Guardian Angels Of The Sky series and the technical pilot to the Rainbow Star Movie. The story tells about the Houseki Kingdom's actual five warriors and how they became Pretty Cures. The season shares the theme of rainbows and gems with Sky Pretty Cure and also is based on the theme of stars.
Sky Pretty Cure: An Exchange of Morals! (スカイプリキュア：道徳のエクスチェンジ！ Sukai Purikyua: Dōtoku no Ekusuchenji!?) is a spin-off story of the Guardian Angels Of The Sky series. Sky Pretty Cure: An Exchange of Morals! tells the story of the eight Pretty Cures of a dark world who fight against the evil light. The Pretty Cure team is called and usually referred as Hell-Fire Pretty Cure, the exact opposite of Sky Pretty Cure.