Smler vs GST Gateway

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Smler compared with GST Gateway
Detail	Smler	GST Gateway
What it does	Deep linking and install attribution platform for mobile app teams	E-invoices and e-way bills API for Indian businesses
Stage	Not given	Not given
Founded	Not given	Not given
Based in	IN	IN
Pricing model	Freemium	Paid
Pricing	Free plan: $0/month with 25,000 attributed installs monthly. Builder: $19/month with 50,000 attributed installs. Team: $49/month with 100,000 attributed installs. Scale: $129/month with 500,000 attributed installs. Enterprise: from $299/month with custom limits. Annual billing available with 2 month	Pay as you go: ₹1,000 for 1,000 credits, ₹2,500 for 4,000 credits, ₹5,000 for 10,000 credits, ₹10,000 for 25,000 credits, ₹25,000 for 70,000 credits. All prices exclude 18% GST. Credits valid for 12 months. Custom amounts between ₹1,000 and ₹1,00,000. Each API request or GSTIN login uses one credit.
Key features	Deferred Deep Linking Universal Links & App Links Install & Campaign Attribution Links That Never Expire Custom Domains & Branding Developer-First API Real-time Attribution Dashboard QR Code Generation 99.9% Uptime SLA	Simple form to create e-invoices and e-way bills Excel batch upload for multiple documents API and SDK with code samples in six languages Node.js SDK with TypeScript types Automatic token management for GSTIN logins Automatic failover across three servers for read requests Cancel, change vehicle, extend validity and reprint in browser Free test mode with government test system AES-256-GCM encryption for GSTIN passwords API call logs for 8 years with audit trail
What makes it different	No per-install metering - flat pricing plans instead of per-install or per-MAU charges Links never expire on any plan Deferred deep linking included on free tier Drop-in Firebase Dynamic Links replacement with equivalent features	No duplicate IRN or e-way bill from retries: generate and cancel calls are never retried on another server Pay as you go from Rs 1,000 with no yearly plan or contract Phone and WhatsApp support in Tiruppur Monday to Saturday Direct connection to government system as licensed GST Suvidha Provider Built by team with years of GST software experience
Community votes	0	0
DR (Domain Rating by Ahrefs)	45 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	24	0
Referring domains (Majestic)	11	0

6 details filled in for both companies.

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