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Head-to-head · Phone Verification Software

Infobip 2FA vs 2Factor.in OTP API

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Infobip 2FA #2 in Phone Verification Software 9.1/10 60-day trial Free trial✓ 0 of 4 features Visit Infobip
2Factor.in OTP API #8 in Phone Verification Software 8.4/10 Free plan Free plan✓ 3 of 4 features Visit 2Factor.in

Infobip 2FA leads on 0 checks, 2Factor.in OTP API on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreInfobip 2FA · 9.1/10
  • Free planonly 2Factor.in OTP API
  • Free trialonly Infobip 2FA
  • Most features2Factor.in OTP API · 3 of 4

Infobip 2FA scores higher on our rubric for phone verification software: 9.1 against 8.4 out of 10; our editors rank them #2 and #8.

2Factor.in OTP API offers free plan; Infobip 2FA doesn't.

Infobip 2FA is the better fit for enterprises needing multichannel 2FA. 2Factor.in OTP API is the better fit for teams wanting SMS and voice OTP with a free plan.

  • Infobip 2FA fits best

    Enterprises needing multichannel 2FA

  • 2Factor.in OTP API fits best

    Teams wanting SMS and voice OTP with a free plan

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 Infobip 2FA 9.1/10 Visit ↗ 2Factor.in OTP API 8.4/10 Visit ↗
At a glance
Editor score 9.1 8.4
Ranking #2 in Phone Verification Software #8 in Phone Verification Software
Best for Enterprises needing multichannel 2FA Teams wanting SMS and voice OTP with a free plan
Pricing model Paid Free plan + paid
Starting price 60-day trial ₹4,999/mo
Free plan — ✓ (best)
Free trial 60 days —
Deployment Cloud Cloud
Platforms Web Web
Support Docs Email, Live chat, Phone, Tickets, Docs · 24/7
Compliance ISO 27001, SOC 2 ISO 27001, SOC 2
Built for Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Infobip 2FA 0/4 · 2Factor.in OTP API 3/4
SMS verification Not checked yet ✓ (best)
Voice verification Not checked yet ✓ (best)
API access Not checked yet ✓ (best)
OTP expiry control Not checked yet Not checked yet
Specs
Country coverage Not checked yet 190 countries
Verification methods Not checked yet Sms and voice
Our review
Pros
  • Send OTPs by SMS, voice, or email and verify submitted codes
  • Configure PIN length, delivery parameters, and message templates
  • Get delivery reports and webhook notifications for events
  • SMS OTP, voice authentication, and automatic fallback routing
  • REST API, SDKs, sandbox testing, webhooks, and delivery receipts
  • Free Starter plan; Growth adds ₹5,000 in messaging credits
Cons
  • No perpetual free plan; ongoing use is paid
  • Trial SMS is limited to verified recipients and 15 messages
  • Published SMS pricing varies by destination country
  • Starter is limited to sandbox access and free test credits
  • Growth begins at ₹4,999/month, apart from usage-based messaging rates
  • Enterprise features such as dedicated routes and SSO are on the Enterprise plan
Our verdict

Infobip 2FA is a cloud API service for generating, delivering, and verifying one-time passcodes. It is aimed at businesses, digital platforms, and enterprise communications teams adding two-factor authentication, passwordless login,…

Read the review →

2Factor.in OTP API provides REST APIs and SDKs for phone verification and customer communications. It suits teams that need SMS OTP delivery and verification, with voice OTP available for fallback or voice authentication. The service runs…

Read the review →
  1. Infobip 2FAPhone Verification Software 9.160-day trial
  2. 2Factor.in OTP APIPhone Verification Software 8.4Free plan

Strengths and trade-offs

  • Infobip 2FA — where it wins

    • Send OTPs by SMS, voice, or email and verify submitted codes
    • Configure PIN length, delivery parameters, and message templates
    • Get delivery reports and webhook notifications for events

    Where it doesn't

    • No perpetual free plan; ongoing use is paid
    • Trial SMS is limited to verified recipients and 15 messages
    • Published SMS pricing varies by destination country

  • 2Factor.in OTP API — where it wins

    • SMS OTP, voice authentication, and automatic fallback routing
    • REST API, SDKs, sandbox testing, webhooks, and delivery receipts
    • Free Starter plan; Growth adds ₹5,000 in messaging credits

    Where it doesn't

    • Starter is limited to sandbox access and free test credits
    • Growth begins at ₹4,999/month, apart from usage-based messaging rates
    • Enterprise features such as dedicated routes and SSO are on the Enterprise plan
  • Infobip 2FA9.1/10 · 60-day trial

    A multichannel OTP API for teams building verification into customer journeys.

    Visit InfobipFull verdict →
  • 2Factor.in OTP API8.4/10 · Free plan

    A phone verification API with SMS, voice fallback, and sandbox testing; paid plans start at ₹4,999/month.

    Visit 2Factor.inFull verdict →

More comparisons

All phone verification software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update