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Fast2SMS alternatives: 4 apps ranked by verified data

Facts checked Nov 8, 2026AppBreakup editorialHow we rankAll communication APIs

Top picks

  • MSG91 logo

    Best overall

    MSG91

    Starting price: ₹1,500 a month (Hello Basic, plus 18% GST)

  • MSG91 logo

    Best free option

    MSG91

    Starting price: ₹1,500 a month (Hello Basic, plus 18% GST)

Common reasons people leave Fast2SMS: india-only; not suitable for international messaging, and quick SMS route needs manual approval for each message. We ranked 4 alternatives by how directly each one replaces Fast2SMS, then by reviews, real visits and how recently each app's facts were checked against its own website. MSG91 currently ranks first.

Quick comparison

#AppPricingVerified priceOpen sourcePlatformsVerified factsScore
1MSG91 logoMSG91Free plan + paid₹1,500 a month (Hello Basic, plus 18% GST)NoWeb7 of 768.8
2Plivo logoPlivoPaidFrom $1,000 per monthNoWeb5 of 564.8
3Twilio logoTwilioPaidFrom $0.0083 per messageNoWeb7 of 761.8
4Infobip logoInfobipPaid—NoWeb6 of 659.4
  1. MSG91 logo

    1. MSG91Top pick

    Best for: Indian startups that need SMS, OTP and WhatsApp APIs from one low-cost vendor

    Free plan + paidWeb

    68.8

    score / 100

    Why switch from Fast2SMS

    Indian SMS, OTP and WhatsApp platform with stronger developer tooling and verification widgets.

    Pros

    • One account for SMS, OTP, WhatsApp, email, RCS and voice
    • Handles Indian SMS rules such as DLT registration
    • Free plan for its Hello support inbox
    • SMS reach to 210+ countries

    Cons

    • Strongest in India; fewer local numbers elsewhere than Twilio
    • Pricing differs per channel and region, which takes work to compare
    • Free Hello plan is capped at 50 tickets a month
    Visit MSG91 Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is MSG91 a good Fast2SMS alternative?

    Verified facts

    7 of 7 verified
    Channels
    WhatsApp, SMS, RCS, email, voice
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
    SMS reach
    210+ countries
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
    Free plan
    Yes, 2 inboxes and 50 tickets
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
    Customers
    30,000+ businesses
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
    Starting price
    ₹1,500 a month (Hello Basic, plus 18% GST)
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
    Premium plan
    ₹3,000 a month (Hello Premium, plus 18% GST)
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
    SMS price (India)
    From ₹0.25 per SMS, down to ₹0.16 at volume
    Checked Nov 8, 2026msg91.com(opens source in a new tab)
  2. Plivo logo

    2. Plivo

    Best for: Teams sending SMS, OTP codes or calls who want a cheaper, simpler Twilio-style API

    PaidWeb

    64.8

    score / 100

    Why switch from Fast2SMS

    Global SMS and voice APIs with India routes, if you also message other countries.

    Pros

    • Pay as you go with no lock-in
    • Free starting credit without a credit card
    • Voice AI agent builder alongside classic telephony APIs

    Cons

    • Self-serve plan only covers the US and India
    • WhatsApp and wider international coverage need the enterprise plan
    • Smaller ecosystem than Twilio
    Visit Plivo Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Plivo a good Fast2SMS alternative?

    Verified facts

    5 of 5 verified
    Free credit
    $10, no credit card
    Checked Nov 8, 2026plivo.com(opens source in a new tab)
    Enterprise plan
    From $1,000 per month
    Checked Nov 8, 2026plivo.com(opens source in a new tab)
    Coverage
    190+ countries (Enterprise)
    Checked Nov 8, 2026plivo.com(opens source in a new tab)
    Voice AI agent
    $0.03/min plus telephony
    Checked Nov 8, 2026plivo.com(opens source in a new tab)
    Free trial
    $10 in free credits, no credit card
    Checked Nov 8, 2026plivo.com(opens source in a new tab)
  3. Twilio logo

    3. Twilio

    Best for: Developers adding SMS, calls, WhatsApp or 2FA codes to an app who want the widest set of features

    PaidWeb

    61.8

    score / 100

    Why switch from Fast2SMS

    Worldwide coverage and a much broader API set for apps that grow beyond India.

    Pros

    • Covers SMS, voice, WhatsApp, RCS, verification and email in one account
    • Pay as you go with no contract
    • Free trial with no credit card
    • Mature docs and SDKs for most languages

    Cons

    • Per-message rates are higher than some carrier-owned rivals
    • Carrier fees and US 10DLC registration add cost and setup work
    • The product range is large and can be hard to navigate
    Visit Twilio Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Twilio a good Fast2SMS alternative?

    Verified facts

    7 of 7 verified
    Pricing
    Pay as you go
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
    Free trial
    Yes, no credit card required
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
    SMS price
    From $0.0083 per message
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
    WhatsApp
    From $0.005 per message
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
    WhatsApp price
    From $0.005 per message
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
    Voice price
    From $0.014/min to make a call, $0.0085/min to receive
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
    Email price
    From $0.0013 per email
    Checked Nov 8, 2026twilio.com(opens source in a new tab)
  4. Infobip logo

    4. Infobip

    Best for: Enterprises sending OTPs and notifications across SMS, WhatsApp and other channels worldwide

    PaidWeb

    59.4

    score / 100

    Why switch from Fast2SMS

    Enterprise omnichannel messaging with direct operator links, including in India.

    Pros

    • Very wide channel coverage, including WhatsApp, RCS, Viber and Apple Messages for Business
    • Global reach with a presence in 190+ countries
    • Adds journey, chatbot and contact-centre products on the same platform

    Cons

    • Advanced products are only priced through sales
    • Per-message prices vary by country and network, so costs are harder to predict
    • Less self-serve than developer-first rivals
    Visit Infobip Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Infobip a good Fast2SMS alternative?

    Verified facts

    6 of 6 verified
    SMS pricing
    Pay-as-you-go
    Checked Nov 8, 2026infobip.com(opens source in a new tab)
    WhatsApp pricing
    Charged per message
    Checked Nov 8, 2026infobip.com(opens source in a new tab)
    Email pricing
    One price worldwide
    Checked Nov 8, 2026infobip.com(opens source in a new tab)
    Coverage
    Presence in 190+ countries
    Checked Nov 8, 2026infobip.com(opens source in a new tab)
    SMS sender ID fee
    €115 per active sender ID a month (most countries)
    Checked Nov 8, 2026infobip.com(opens source in a new tab)
    Higher sender ID fee
    €175 per sender ID a month (8 countries)
    Checked Nov 8, 2026infobip.com(opens source in a new tab)

The best Fast2SMS alternative for…

The highest-ranked app in this list for each need.

MSG91 logo

Best Fast2SMS alternative for most people

MSG91

Indian SMS, OTP and WhatsApp platform with stronger developer tooling and verification widgets.

MSG91 logo

Best Fast2SMS alternative for a free plan you can upgrade

MSG91

Indian SMS, OTP and WhatsApp platform with stronger developer tooling and verification widgets.

Plivo logo

Best Fast2SMS alternative for working in the browser

Plivo

Global SMS and voice APIs with India routes, if you also message other countries.

Fast2SMS alternatives: common questions

What is the best alternative to Fast2SMS?

MSG91 ranks first right now. Indian SMS, OTP and WhatsApp platform with stronger developer tooling and verification widgets. Plivo and Twilio follow it in our ranking.

Fast2SMS vs MSG91: what's the difference?

Fast2SMS is a paid product; MSG91 is free with paid plans. Verified prices: Fast2SMS ₹0.25 per SMS (₹100–₹3,999 recharge), MSG91 ₹1,500 a month (Hello Basic, plus 18% GST). Both run on Web.

Is Fast2SMS free?

Fast2SMS is a paid product. Free credit: ₹50 after signup; Starting price: ₹0.25 per SMS (₹100–₹3,999 recharge); Lowest price: ₹0.11 per SMS at high volume. Checked on Fast2SMS's own site, November 2026.

How much do Fast2SMS alternatives cost?

Verified prices for the top-ranked Fast2SMS alternatives: MSG91, ₹1,500 a month (Hello Basic, plus 18% GST); Plivo, From $1,000 per month; Twilio, From $0.0083 per message. Each price was checked on the app's own site; see each card below for the date and source.

Is there a free alternative to Fast2SMS?

Yes. MSG91 (free plan + paid) has a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Fast2SMS?

None of the 4 alternatives in this list is open source.

Why do people switch from Fast2SMS?

The complaints we hear most: india-only; not suitable for international messaging; quick SMS route needs manual approval for each message; larger recharge packs come with validity limits.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Fast2SMS, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.