What is the best alternative to Shirt App on iPhone?

Super T-Shirt Designer, S tier, #1 in T-shirt design.

Is there a free alternative to Shirt App?

Yes: Super T-Shirt Designer (S tier, #1) is free to download, with in-app purchases.

Yes. 3 apps rank above it in T-shirt design: Super T-Shirt Designer (#1), 3DMockups - Clothes Designer (#2), FLYP - Fashion Design Studio (#3).

Shirt App is C tier, #4 of the 6 tiered apps in T-shirt design. Here is everything that competes with it on iPhone, in tier order.

1
Super T-Shirt DesignerShigher tier
Free + IAP · ★ 4.7 · 19,036 ratings · score 94
Lets users design custom T-shirts by adding photos, text, effects and templates, with options for men's and women's.
2
3DMockups - Clothes DesignerShigher tier
Free + IAP · ★ 4.7 · 10,635 ratings · score 92
Creates clothing designs and 3D shirt mockups with an AI art generator, custom uploads and video recording.
3
FLYP - Fashion Design StudioShigher tier
Free + IAP · ★ 4.6 · 4,211 ratings · score 91
Free iOS app for designing custom clothing in a 3D studio, creating product visuals, and selling made-to-order apparel.
5
T-Shirt Design StudioC
Free + IAP · ★ 4.5 · 1,856 ratings · score 63
Free shopping app for designing custom t-shirts with templates, text tools, stickers, a photo editor, and printing with.
6
Snaptee|Print,Design,ClothingC
Free download · ★ 4.5 · 3,005 ratings · score 60
Create custom T-shirts from photos, quotes, or drawings, with the app printing and shipping each shirt.

What is the best alternative to Shirt App on iPhone?: Super T-Shirt Designer, S tier, #1 in T-shirt design.
Is there a free alternative to Shirt App?: Yes: Super T-Shirt Designer (S tier, #1) is free to download, with in-app purchases.
Does anything rank above Shirt App?: Yes. 3 apps rank above it in T-shirt design: Super T-Shirt Designer (#1), 3DMockups - Clothes Designer (#2), FLYP - Fashion Design Studio (#3).