Improve Yourself in 2021 For 20% Off With These Apps Posted by Megan Lopez on Dec 29, 2020 in Apple News, Deals Ready to invest in yourself in the new year? As 2020 finally comes to a close, it’s time to start thinking about your own personal development goals for 2021. And right now, four handy apps geared toward helping you improve yourself are available for a limited time for 20% off with promo code HOLIDAY20. From help getting in shape to devouring books in 15 minutes, check out this apps in the iPhone Hacks Deals Hub that are ready to lend a helping hand to a better you in 2021.