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Best Fill and Sign Documents: eSign Alternatives for iPhone (2026)

Fill and Sign Documents: eSign is S tier, #1 of 9 in form filling. Here is everything that competes with it on iPhone, in tier order.

All 8 alternatives, in tier order

1. 2
   Device Magic: Get Mobile FormsA

   Free + IAP · ★ 4.5 · 3,731 ratings · score 83

   Free business app to build and submit forms, collect field data, add photos and timesheets, and work offline.
2. 3
   Forma: PDF Document EditorA

   Free + IAP · ★ 4.7 · 26,174 ratings · score 81

   Edits, fills, signs, scans, and converts PDFs on iPhone, with an AI assistant for summaries, rewrites, and grammar…
3. 4
   PDF Fill & Sign. Editor FillerB

   Free + IAP · ★ 4.6 · 6,726 ratings · score 74

   Free iOS app for signing, filling, editing, scanning, and sharing PDF documents.
4. 5
   PDF Hero - PDF Editor & ReaderB

   Free + IAP · ★ 4.6 · 10,318 ratings · score 72

   PDF viewer and editor for iPhone and iPad that lets you annotate, fill and sign forms, and manage PDF pages and files.
5. 6
   FastField: Field Service FormsC

   Free · ★ 4.6 · 17,207 ratings · score 69

   Mobile forms platform for field service teams to dispatch jobs, capture data on-site, and send reports to back-office.
6. 7
   Form Filler: fill & sign formsC

   Free · ★ 4.6 · 31,728 ratings · score 69

   Fills, signs and returns forms and documents after opening a link or scanning a QR code from the sender.
7. 8
   Add Text to PDF - Fill FormsC

   Free + IAP · ★ 5.0 · 4 ratings · score 63

   Adds typed text, captions and a digital signature to PDF documents and photos, with files saved automatically.
8. 9
   e-taxfiller: Edit PDF FormsC

   Free download · ★ 4.8 · 1,978 ratings · score 62

   Free iOS app to fill out, eSign, and submit tax forms such as W-9, W-2, 1040, and 1099 from a phone or tablet.

Questions people ask

What is the best alternative to Fill and Sign Documents: eSign on iPhone?

Device Magic: Get Mobile Forms, A tier, #2 in form filling.

Is there a free alternative to Fill and Sign Documents: eSign?

Yes: Device Magic: Get Mobile Forms (A tier, #2) is free to download, with in-app purchases.

Does anything rank above Fill and Sign Documents: eSign?

No. Fill and Sign Documents: eSign is #1 in form filling.

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