OPTIS Product Options, Variant vs Offr Calculator
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026 for OPTIS Product Options, Variant, Oct 14, 2026 for Offr Calculator.
The short answer
- Both list a free plan. Paid plans start at $9.99/month for OPTIS Product Options, Variant and $2/month for Offr Calculator.
- Offr Calculator lists 29 features OPTIS Product Options, Variant’s listing doesn’t mention, including Auctions, Auto-approve, Auto-decline.
Head to head
Unlimited product options, custom options, swatches, & more!
- United States
- United Kingdom
- Australia
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
FREE
- · 10 variant option sets
- · 10+ product option types
- · Analytics
- · Email and live support
- · Watermark removed
ADVANCED
- · 15+ product option types
- · 5 file uploads / upload button
- · All features in Free Plan and:
- · Conditional logic
- · Customize option style
- · Import/Export product options
PLATINUM
- · 20 file uploads
- · All features in Advanced Plan and:
- · Calendar language
- · Edit option on cart page
- · Option quantity
- · Prioritized support
UNLIMITED
- · 1-1 support
- · Customization service
- · For Shopify Plus
Free For Devs
- · Free for development shops
Early Bird
- · 80% off for our earliest subscribers
- · Pricing reflects 12-month discount
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureUnlock infinite bold product options & flexible variant options beyond Shopify variant limits, built for personalization. Let customers add custom text, upload images, choose sizes, fonts & real-time preview their choices on product page. Collect customer inputs before checkout. Boost AOV with add-ons, bundles, gift wraps & extra prices.
This app allows you to generate pricing on the fly! Create unlimited variants (avoid Shopify's variant limit), unlimited options, custom pricing calculations, quotes, bundles, subscriptions, selling plans, and more without having to create a custom app! It is designed to be developer friendly with no rigid templates. Use your own HTML, CSS, and JavaScript formula. Customize it however you wish!
- Various option types: image swatches, text boxes, multi-select, file uploads,...
- Price add-on option: Apply extra fees to custom product options
- Conditional logic to show or hide product variants depending on previous select
- Edit options in cart page: Update product variants directly on the cart page
- Allows unlimited questions / prices / variants / options
- Increase sales with real-time quotes and shopper self-checkout
- Run your own code without having to build an app
- Developer friendly - built for devs
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 |  OPTIS Product Options, Variant |  Offr Calculator |
|---|---|---|
| Detected stores | 3,770 | Not published |
| Net store change, 28 days | −23 | 0 |
| Stores added, 28 days | 41 | Not enough data |
| Big-brand share | 7% | Not enough data |
| Top store categories | Apparel & Accessories, Home & Garden, Food, Beverages & Tobacco | Not published |
| Top store countries | United States, United Kingdom, Australia | Not published |
Reviews
| Measure | OPTIS Product Options, Variant | Offr Calculator |
|---|---|---|
| App Store rating | 4.9 ★ | Not published |
| App Store reviews | 2,383 | Not published |
| New reviews, 28 days | 20 | Not enough data |
| Reviewers a year or more in | 10% | Not enough data |
Pricing
| Measure | OPTIS Product Options, Variant | Offr Calculator |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $9.99/month | $2/month(ahead) |
| Longest free trial | 14 days | 30 days |
| Plans listed | 4 | 2 |
Listing
| Measure | OPTIS Product Options, Variant | Offr Calculator |
|---|---|---|
| Shopify category rank | #6(ahead) | #471 |
| Shopify App Charts | #6 in Product variants | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Dec 2, 2021 | Dec 25, 2023 |
| Languages | 1 | 1 |
| Developer | OPTIS | Bristlecone Web |
FAQ
OPTIS Product Options, Variant and Offr Calculator: common questions
- Is OPTIS Product Options, Variant or Offr Calculator cheaper?
- Both list a free plan. Paid plans start at $9.99/month for OPTIS Product Options, Variant and $2/month for Offr Calculator. 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?
- OPTIS Product Options, Variant lists 13 the others don’t mention, such as Add text, Custom font, Custom rules, Excel. Offr Calculator lists 29 the others don’t mention, such as Auctions, Auto-approve, Auto-decline, Bidding. 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 Nov 8, 2026 for OPTIS Product Options, Variant, Oct 14, 2026 for Offr Calculator; 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 Nov 8, 2026 for OPTIS Product Options, Variant, Oct 14, 2026 for Offr Calculator. 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.