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Shopify appwhat they say

Mega PDF Invoices

Automatically generate PDF invoices, packing slips, credit notes or custom PDFs in Shopify. Customize templates, automate emails, print or bulk export PDFs

★★★★★4.9 (62)
$9.99/moPremium$49.99/moEnterprise$99.99/moUltimate
Website ↗ Shopify App Store ↗
what mrrlens sees
MRR · Estimated$650–4k
Opportunity—
Buyer threads · 30 d0
“Wont do anything it just says Server Error.”
#1 complaint · Bugs/Reliability · 1 of 3 complaints read · analysed Nov 1, 2026 · source

01Revenue

$650–4k

A month · the formula and every input are below

How this range is computed

reviews × installs-per-review × paying share × entry price

  • reviews: 62
  • entry price: $10
  • 7–20 active installs per published review (measured: median 12 on the 20 most-installed apps)
  • 15%–35% of installs on a paid plan

A range from public signals and the listed price, not a claim about the company’s books. Methodology.

Store data from the Shopify App Store listing, refreshed daily. Updated 1 d ago. Listed since 2019.

02Why users leave Mega PDF Invoices

Bugs/Reliability1 review · 1 of 3

App fails immediately with 'Server Error' and does nothing, making invoice generation unusable.

“Wont do anything it just says Server Error.” source ↗
2 more complaints, with verbatim quotesIncluded in the day pass and Pro.
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Sample: 3 recent complaints (1–3★ reviews) · clustered Nov 1, 2026 · complaints from Mar 2024–Mar 2025, 33% in the last 24 months — mostly history · each review labelled by a model, quotes verbatim

03How to build a better Mega PDF Invoices

Build difficultyMediumShopify app approval, API integration, PDF rendering, and template edge cases; no payments, hardware, or network effects.
Three build ideas that answer these complaintsIncluded in the day pass and Pro.
Unlock

04Who wants a better Mega PDF Invoices

0 buyer threads in the last 30 days name Mega PDF Invoices.

05Questions about Mega PDF Invoices

How much revenue does Mega PDF Invoices make?

MRRLens estimates Mega PDF Invoices at $650–4k a month (low confidence). The range comes from public signals (reviews × installs-per-review × paying share × entry price), not from the company's books; the formula and its inputs are shown on this page.

What do users complain about most in Mega PDF Invoices?

Across 3 recent complaints, the most common is bugs/reliability (1 of 3). App fails immediately with 'Server Error' and does nothing, making invoice generation unusable.

What are the best Mega PDF Invoices alternatives?

The closest alternatives MRRLens found are F: PDF Invoice Generator, Fordeer and OrderDocs Pro Print & Email. The full list, with why users leave, is on the Mega PDF Invoices alternatives page.

See the full x-ray of Mega PDF Invoices

Full 1-star breakdown with verbatim quotes, the build blueprint and every live thread — on every product.