MSG91 vs ConvertKit (Kit): Which is Better in 2026?
By StackPicker editorial · · whatsapp-business
Side-by-side comparison with INR pricing, GST and UPI considerations, integrations, pros and cons — written for Indian founders, marketers, and operators.
Quick verdict
Choose MSG91 if
- Indian SaaS and apps needing SMS OTP and notifications
- Teams wanting one CPaaS for SMS + WhatsApp + voice + email
- Mid-to-large enterprises with developer resources
Choose ConvertKit (Kit) if
- Newsletter writers and creators
- Solopreneurs selling courses, ebooks, templates
- Coaches and consultants with email-first GTM
At a glance
| Attribute | MSG91 | ConvertKit (Kit) |
|---|---|---|
| Founded | 2008 | 2013 |
| HQ | Indore | Boise, Idaho |
| Target market | India | Global |
| Pricing model | usage-based | subscription |
| Free tier | Yes | Yes |
| Starts at | Pay per message: SMS ₹0.15-0.30, WhatsApp Meta charges + ₹0.10/msg platform fee | Free up to 10,000 subscribers (limited); Creator from $25/mo (~₹2,100) |
| Currency | INR | USD |
| INR billing | Yes | No |
| UPI support | Yes | No |
| IST support | Mon-Sat 10am-7pm IST | Email/chat US business hours; weekends limited |
MSG91 pricing
INRModel: usage-based
Free tier: Yes
Starts at: Pay per message: SMS ₹0.15-0.30, WhatsApp Meta charges + ₹0.10/msg platform fee
Wallet-based prepaid. Volume discounts. WhatsApp at Meta rates plus platform markup.
ConvertKit (Kit) pricing
USDModel: subscription
Free tier: Yes
Starts at: Free up to 10,000 subscribers (limited); Creator from $25/mo (~₹2,100)
Free up to 10K (no automations). Creator $25 (1K subs), Creator Pro $50 (1K subs). Scales by subscriber count.
Pros & cons
MSG91 — Pros
- +Cheapest entry-point for Indian SMS at scale
- +Multichannel CPaaS (SMS, WA, voice, email, RCS)
- +Reliable delivery and DLT compliance support
- +Wallet-based prepaid is finance-friendly
- +Indian support team
MSG91 — Cons
- −Developer-led — less polished UX for marketers
- −WhatsApp UI weaker than purpose-built tools
- −Wallet recharge friction for non-finance teams
- −Documentation is functional, not delightful
- −Some advanced features need sales engagement
ConvertKit (Kit) — Pros
- +Best-in-class automation logic for creators
- +Tag-based system avoids duplicate-list mess
- +Native digital product selling
- +Strong deliverability reputation
- +Generous free tier for getting started
ConvertKit (Kit) — Cons
- −Email designs are intentionally simple (no fancy templates)
- −Free tier excludes automations (the main value)
- −Pricing scales with subscriber count, not engagement
- −No INR billing
- −Reporting is basic compared to Klaviyo
MSG91 — Best for
- Indian SaaS and apps needing SMS OTP and notifications
- Teams wanting one CPaaS for SMS + WhatsApp + voice + email
- Mid-to-large enterprises with developer resources
- BFSI, EdTech, Logistics needing high-volume messaging
MSG91 — Not ideal for
- Non-developer teams wanting plug-and-play WhatsApp UX
- Pure D2C teams wanting commerce flows out of box (Interakt fits better)
- Solopreneurs not yet at scale
ConvertKit (Kit) — Best for
- Newsletter writers and creators
- Solopreneurs selling courses, ebooks, templates
- Coaches and consultants with email-first GTM
- Anyone wanting tag-based segmentation over lists
ConvertKit (Kit) — Not ideal for
- E-commerce stores (Klaviyo is purpose-built)
- B2B SaaS marketing teams needing complex stack
- Teams wanting heavy template-based design
- SMBs counting INR (Brevo wins on price)
Indian context
MSG91
- INR billing: Yes
- UPI support: Yes
- GST: GST charged on wallet recharges and per-channel usage
- IST support: Mon-Sat 10am-7pm IST
ConvertKit (Kit)
- INR billing: No
- UPI support: No
- GST: GST may apply via reverse charge for Indian businesses
- IST support: Email/chat US business hours; weekends limited
Final recommendation
For most Indian buyers, the choice between MSG91 and ConvertKit (Kit) comes down to pricing model, INR/GST support, and how it fits the rest of your stack. Use the verdict cards above to map your situation to the right pick — and try both free tiers before committing.