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Head-to-head · Online Fax Services

Dropbox Fax (formerly HelloFax) vs InterFAX

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Dropbox Fax (formerly HelloFax) #1 in Online Fax Services 9.2/10 Free plan · 30-day trial Free planFree trial✓ 3 of 4 features Visit Dropbox Fax
InterFAX #7 in Online Fax Services 8.4/10 Pricing on request · 30-day trial Free trial✓ 2 of 4 features Visit InterFAX

Dropbox Fax (formerly HelloFax) leads on 1 check, InterFAX on 0, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDropbox Fax (formerly HelloFax) · 9.2/10
  • Free planonly Dropbox Fax (formerly HelloFax)
  • Free trialboth
  • Most featuresDropbox Fax (formerly HelloFax) · 3 of 4

Dropbox Fax (formerly HelloFax) scores higher on our rubric for online fax services: 9.2 against 8.4 out of 10; our editors rank them #1 and #7.

Dropbox Fax (formerly HelloFax) offers free plan; InterFAX doesn't.

Dropbox Fax (formerly HelloFax) is the better fit for occasional Dropbox-centered faxing. InterFAX is the better fit for teams needing fax automation and delivery records.

  • Dropbox Fax (formerly HelloFax) fits best

    Occasional Dropbox-centered faxing

  • InterFAX fits best

    Teams needing fax automation and delivery records

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Dropbox Fax (formerly HelloFax) 9.2/10 Visit ↗ InterFAX 8.4/10 Visit ↗
At a glance
Editor score 9.2 8.4
Ranking #1 in Online Fax Services #7 in Online Fax Services
Best for Occasional Dropbox-centered faxing Teams needing fax automation and delivery records
Pricing model Free plan + paid Paid
Starting price — Pricing on request · 30-day trial
Free plan ✓ (best) —
Free trial 30 days 30 days
Free trial length 30 days 30 days
Deployment Cloud Cloud, Browser extension
Platforms Web Web, Android, iOS
Integrations 5 integrations 5 integrations
Features Dropbox Fax (formerly HelloFax) 3/4 · InterFAX 2/4
Virtual fax number ✓ (best) Not checked yet
Inbound faxing ✓ ✓
Mobile apps — —
International faxing ✓ ✓
Specs
Monthly page allowance Not checked yet Not checked yet
Compliance support Not checked yet Hipaa
Users included Not checked yet Not checked yet
Our review
Pros
  • Free plan includes 5 outbound fax pages
  • Connects with Dropbox, Google Drive, Box, OneDrive, and Evernote
  • Supports email faxing, international sending, and a developer API
  • Send and receive faxes via web, email or mobile web
  • REST and SOAP APIs support workflow automation and routing
  • Delivery confirmations, transmission records and OCR indexing
Cons
  • The Free plan is sending-only
  • Inbound faxing requires a paid account
  • No dedicated mobile apps are available
  • Pricing is tailored through sales rather than published as a standard plan
  • Mobile access is through the web, not native iOS or Android apps
  • No free plan is offered
Our verdict

Dropbox Fax, formerly known as HelloFax, is a cloud-based fax service for individuals and organizations that need to send or receive documents without a physical fax machine. It supports web-based document uploads, email-to-fax sending,…

Read the review →

InterFAX is Upland Software’s cloud fax service for organizations that need inbound and outbound faxing without maintaining fax hardware or phone lines. Teams can send and receive through a web interface, email, mobile web access or a…

Read the review →
  1. Dropbox Fax (formerly HelloFax)Online Fax Services 9.2Free plan · 30-day trial
  2. InterFAXOnline Fax Services 8.4Pricing on request · 30-day trial

Strengths and trade-offs

  • Dropbox Fax (formerly HelloFax) — where it wins

    • Free plan includes 5 outbound fax pages
    • Connects with Dropbox, Google Drive, Box, OneDrive, and Evernote
    • Supports email faxing, international sending, and a developer API

    Where it doesn't

    • The Free plan is sending-only
    • Inbound faxing requires a paid account
    • No dedicated mobile apps are available

  • InterFAX — where it wins

    • Send and receive faxes via web, email or mobile web
    • REST and SOAP APIs support workflow automation and routing
    • Delivery confirmations, transmission records and OCR indexing

    Where it doesn't

    • Pricing is tailored through sales rather than published as a standard plan
    • Mobile access is through the web, not native iOS or Android apps
    • No free plan is offered
  • Dropbox Fax (formerly HelloFax)9.2/10 · Free plan · 30-day trial

    A practical choice for occasional faxing from Dropbox and other cloud-storage services.

    Visit Dropbox FaxFull verdict →
  • InterFAX8.4/10 · Pricing on request · 30-day trial

    A cloud fax service with automation, delivery records and REST/SOAP APIs.

    Visit InterFAXFull verdict →

More comparisons

All online fax services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update