Comparison

Opty Slip vs Nudge Feedback

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Opty Slip

Manage your optical shop digitally with this all-in-one database system. Track customer records, generate professional invoices, manage orders, and monitor sales and revenue from your mobile device.

Highlights
  • Customer record management
  • Digital slip generation
  • Order tracking
  • Sales and revenue tracking
  • Prescription history storage
  • Instant customer search
Features
Read full description

Optimize Your Optical Shop Management Opty Slip is the all-in-one Database Management System built exclusively for Optical Shops, Opticians, and Eye Care Professionals. Say goodbye to messy paper records, lost slips, and disorganized sales data — manage your entire practice digitally from your mobile device. Customer Record Management Create and maintain detailed digital profiles for every client. Store complete prescription history including Sphere, Cylinder, Axis, Add, and PD values. Find any customer instantly by name, phone number, or unique ID. Digital Slip Generation Generate clean, professional digital invoices and transaction receipts in seconds. Include frame types, lens specifications, coatings, and services. Share instantly via WhatsApp, email, or print directly from the app. Complete Order Management Track every order from placement to delivery. Update job status — Pending, In Lab, Ready for Pickup, or Completed. Monitor due dates and notify customers the moment their glasses are ready. Sales & Revenue Tracking Monitor daily, monthly, and annual sales with full payment tracking. Log outstanding balances and review complete transaction history. Your data stays private, secure, and accessible only to you. Why Opty Slip? Unlike generic business apps, Opty Slip is built specifically for the optical industry — with the right fields, the right workflow, and the right tools for eye care professionals. Download Opty Slip today and run a smarter, more organized optical business.

About

Nudge Feedback

Features
Read full description

Nudge helps businesses collect, analyze, and act on customer feedback—so you can improve experience and grow with confidence. With Nudge, you can: • Create customizable surveys your customers actually complete • Share surveys and collect responses in real time • View dashboards with insights across locations • Manage incidents as they happen • Set alerts so your team knows when attention is needed • Control access with roles and permissions • Track progress over time and make data-driven decisions Built for multi-location teams who need a clear view of customer experience—from feedback to action. Nudge is for business owners, managers, and operators. Sign in with your Nudge account to get started.

Screenshots

Opty Slip4 screens
Nudge Feedback4 screens

Verdict

The call

The clearest difference is update cadence: Nudge Feedback at every 2 days against Opty Slip's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Opty Slip ships an update every 2 months, Nudge Feedback every 2 days. The most recent releases landed on October 31, 2026 and November 13, 2026 respectively.

Scorecard1 real difference · 8 level
Opty Slip versus Nudge Feedback: the parameters behind the verdict, then further details
ParameterOpty SlipNudge Feedback
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size40 MB91 MB
Age rating4+4+
DeveloperMuhammad ShamoonNudge Technologies LLC

In-app purchases

None

Opty Slip

No in-app purchases

None

Nudge Feedback

No in-app purchases

Questions

Is Opty Slip free?
Opty Slip is free to download, with no in-app purchases.
Is Nudge Feedback free?
Nudge Feedback is free to download, with no in-app purchases.
Do Opty Slip or Nudge Feedback have ads?
Neither Opty Slip nor Nudge Feedback shows ads.
Which is updated more often, Opty Slip or Nudge Feedback?
Opty Slip ships an update every 2 months, and Nudge Feedback every 2 days. Most recently, Opty Slip was updated on October 31, 2026 and Nudge Feedback on November 13, 2026.

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