im•api (customer) vs Simplify My Login ‑ OTP Login
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026 for im•api (customer), Oct 28, 2026 for Simplify My Login.
The short answer
- Paid plans start at $149/month for im•api (customer) and $4.99/month for Simplify My Login.
- Simplify My Login lists 4 features im•api (customer)’s listing doesn’t mention, including Custom rules, Email verification, Single sign-on (SSO).
Head to head
Let your users use their mobile number and OTP to login
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · $30 per additional 100 orders
- · Customer card synchronization
- · Customer data updates between systems
- · ERP / CRM integration
- · OTP SMS authentication
- · Up to 500 order
Basic
- · $25 per additional 100 orders
- · Customer card synchronization
- · ERP / CRM integration
- · OTP authentication
- · Points and rewards synchronization
- · Up to 1,000 order
Pro
- · $20 per additional 100 orders
- · Customer card synchronization
- · ERP / CRM integration
- · OTP authentication
- · Points and rewards synchronization
- · Up to 2,500 order
Pro plus
- · $15 per additional 100 orders
- · Customer card synchronization
- · ERP / CRM integration
- · OTP authentication
- · Points and rewards synchronization
- · Up to 5,000 order
Basic Plan
- · Phone/OTP login with default SMS Gateway
- · Unlimited Biometric login using TouchId
- · Unlimited Google/FB login
- · WhatsApp/OTP login with default provider
Pro Plan
- · App related UI customisation
- · Everything in Basic Plan
- · External SMS Gateway integration
- · Firebase integration
Advanced Plan
- · Custom OTP Email template
- · Custom SMS template
- · Everything in Pro Plan
Enterprise
- · API Integration
- · Everything in Advanced Plan
- · Multipass (Recommended for Plus stores)
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureThis app streamlines customer access by replacing traditional passwords with secure SMS One-Time Passwords (OTP). This eliminates forgotten passwords and ensures a smoother login experience for your users. Beyond authentication, the app allows you to customize registration forms to capture specific business data. You can easily add fields like National ID, Birth Date, and Gender.
Show a simple and intuitive UI to users to easily login using multiple methods like 1) Phone number and OTP (verification code) on SMS, Whatsapp, Email 2) Google/Facebook 3) Fingerprint, Face Id, Touch ID. Works with all Shopify plans. Works for existing and new customers. Supports Legacy (all plans) and new customer account (Shopify Plus only).
- Allow customers to log in instantly using secure SMS One-Time Passwords (OTP).
- Collect specific data like National ID, Birth Date, and Gender during signup.
- Automatically save all custom registration data to standard Shopify metafields.
- View real-time logs of sent SMS messages and delivery status
- With this app, your customers will never have to remember their passwords
- Customers across the world can login using various login methods
- Easily monitor logins/signups using analytics page
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  im•api (customer) |  Simplify My Login |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | im•api (customer) | Simplify My Login |
|---|---|---|
| App Store rating | Not published | 4.3 ★ |
| App Store reviews | Not published | 29 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | im•api (customer) | Simplify My Login |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $149/month | $4.99/month(ahead) |
| Longest free trial | Not listed | 7 days |
| Plans listed | 4 | 4 |
Listing
| Measure | im•api (customer) | Simplify My Login |
|---|---|---|
| Shopify category rank | #119 | #57(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Feb 9, 2026 | Nov 24, 2021 |
| Languages | 1 | 1 |
| Developer | im•api | Simplify my Login |
FAQ
im•api (customer) and Simplify My Login: common questions
- Is im•api (customer) or Simplify My Login cheaper?
- Paid plans start at $149/month for im•api (customer) and $4.99/month for Simplify My Login. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- im•api (customer) lists 1 the others don’t mention, such as Custom fields. Simplify My Login lists 4 the others don’t mention, such as Custom rules, Email verification, Single sign-on (SSO), Social login. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 13, 2026 for im•api (customer), Oct 28, 2026 for Simplify My Login; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 13, 2026 for im•api (customer), Oct 28, 2026 for Simplify My Login. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.