The insurer has also seen a 22 per cent increase in assets under administration on its platform quarter-on-quarter from £3.6bn in December to £4.4bn.
Long-term savings sales were up 30 per cent year-on-year from £3.6bn in 2009 to £4.4bn.
Sipp assets under administration were up 9 per cent quarter-on-quarter from £11.8bn to £12.8bn.
Chief executive David Nish says: “Standard Life has made a strong start to 2010, with increased net inflows and a continued growth in assets. These results underline our belief that the UK market is a great place to do business.”