Developer
Piet Jonas
18 apps found on charts
Apps by This Developer
By review count · Rank shows the best country·category rank on the latest collection date
Released 2010-12-19 · ★ 1.0 (8)
#90
KR · Weather
Released 2012-06-02 · ★ 2.3 (6)
Not charted
Released 2009-10-14 · ★ 3.8 (4)
#70
KR · Navigation
Released 2009-07-19 · ★ 1.0 (4)
Not charted
Released 2019-02-11 · ★ 3.0 (3)
#49
KR · Navigation
Released 2019-02-12 · ★ 1.7 (3)
Not charted
Released 2015-04-30 · ★ 3.0 (2)
Not charted
Released 2011-04-25 · ★ 3.0 (2)
#90
US · Navigation
Released 2009-02-18 · ★ 1.0 (1)
#64
JP · Travel
Released 2008-12-19 · ★ 5.0 (1)
#56
KR · Sports
Released 2008-11-13 · ★ 5.0 (1)
#42
KR · Shopping
Released 2019-02-15 · ★ 1.0 (1)
#49
KR · Sports
Released 2011-06-22 · ★ 5.0 (1)
Not charted
Released 2015-06-18 · ★ 1.0 (1)
Not charted
Released 2009-04-07 · ★ 5.0 (1)
Not charted
Released 2016-03-14 · ★ 1.0 (1)
#51
US · Weather
Released 2016-06-04 · ★ 0.0 (0)
Not charted
Released 2012-04-07 · ★ 0.0 (0)
#66
US · Weather
TIP
A successful small developer's portfolio is an idea playbook. Look at which category they started in, what variations followed their hit, and which apps failed — you'll see validated strategy patterns.