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Shopify appwhat they say

Invoice Falcon

★★★★★4.9 (350)
Free$15/moUnlimited
Website ↗ Shopify App Store ↗
what mrrlens sees
MRR · Estimated$6k–37k
Opportunity—
Buyer threads · 30 d0
“ahora presenta varios de errores entre ellos que no puedo descarga la factura, los números aparecen como N/A etc.”
In English: “now it has several errors among them that I cannot download the invoice, numbers appear as N/A etc.”
#1 complaint · Bugs/Reliability · 56% of complaints read · analysed Oct 29, 2026 · source

01Revenue

$6k–37k

A month · the formula and every input are below

How this range is computed

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

  • reviews: 350
  • entry price: $15
  • 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 Invoice Falcon

5★91%
4★3%
3★2%
2★2%
1★3%
Bugs/Reliability5 reviews · 56%

PDFs fail, tax and totals mismatch orders, addresses don't update, downtime, N/A invoice numbers, iPad POS incompatibility, and $0.01 balance glitches.

“ahora presenta varios de errores entre ellos que no puedo descarga la factura, los números aparecen como N/A etc.” source ↗In English: “now it has several errors among them that I cannot download the invoice, numbers appear as N/A etc.”
2 more complaints, with verbatim quotesIncluded in the day pass and Pro.
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Sample: 9 recent complaints (1–3★ reviews) · clustered Oct 29, 2026 · complaints from Feb 2023–Mar 2026, 56% in the last 24 months · each review labelled by a model, quotes verbatim

03How to build a better Invoice Falcon

Build difficultyMediumShopify POS/API integration, tax and total accuracy, PDF generation, and reliable sync raise build and testing burden.
Three build ideas that answer these complaintsIncluded in the day pass and Pro.
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04Who wants a better Invoice Falcon

0 buyer threads in the last 30 days name Invoice Falcon.

05Questions about Invoice Falcon

How much revenue does Invoice Falcon make?

MRRLens estimates Invoice Falcon at $6k–37k 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 Invoice Falcon?

Across 9 recent complaints, the most common is bugs/reliability (56%). PDFs fail, tax and totals mismatch orders, addresses don't update, downtime, N/A invoice numbers, iPad POS incompatibility, and $0.01 balance glitches.

What are the best Invoice Falcon alternatives?

The closest alternative MRRLens found is Digital Takeout. Why users leave is on the Invoice Falcon alternatives page.

See the full x-ray of Invoice Falcon

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