PikSaver Tested August 15, 2020August 15, 2020 CASH BACK on groceries and everyday purchases: CASH BACK on every fill-up: Spare change investing App: CASH BACK on every receipt: $100 Voucher to purchase wines: Acorns, Cash Back, Fetch Rewards, GetUpside, Ibotta, Investment, Nakedwine, VoucherAcornsCash BackFetch RewardsGetUpsideIbottaInvestmentNakedwineVoucherWine - by Luciane Deolb