PerfectFit® vs Sim’s Barber Lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PerfectFit®
Measure your ring size accurately for any finger with this app. It offers a seamless solution to avoid manual fittings and solves sizing issues for online jewelry shopping. Get precise measurements down to 1/8 sizes and easy international conversions.
- Accurate ring size measurement
- Measures any finger
- Precision to 1/8 sizes
- International size conversion
- E-commerce integration
- Customizable appearance
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The ring size measuring app that gives you an accurate ring size for any finger in just a few clicks. Our patent-pending technology provides a seamless solution that takes away the need for a manual fitting, solving the sizing issue for any jewelry e-tailer. - Accuracy down to 1/8 sizes for any finger - Easy conversion to international sizing - Seamless integration with e-commerce sites - No more sending out sizers - Available to be custom skinned
Sim’s Barber Lab
Easily book and pay for haircuts and shaves with just a few taps. Check real-time availability, reserve your preferred time slot, and securely pay with your card on file, eliminating the need for cash.
- Book haircuts and shaves
- Check service availability
- Reserve time slots
- Secure card payments
- Tip service providers
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Welcome to Sim’s Barber Lab Our app lets you: - Book and pay for a haircut or shave in a few taps. - Check availability and reserve a time slot that fits your schedule. - Use your card on file to quickly and securely pay for your service and tip so you never need cash on hand. Make your next appointment with Sim’s Barber Lab today!
Screenshots
Verdict
The clearest difference is update cadence: Sim’s Barber Lab at every 2 weeks against PerfectFit®'s every 6 months. Sim’s Barber Lab also leads on ratings volume (4 vs 1) and iOS requirement (15.0 vs 18.0). On price, rating, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for PerfectFit® against 5.0 for Sim’s Barber Lab. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
PerfectFit® ships an update every 6 months, Sim’s Barber Lab every 2 weeks. Both last shipped on October 24, 2026.
| Parameter | PerfectFit® | Sim’s Barber Lab |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 6 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 127 MB |
| Age rating | 4+ | 4+ |
| Developer | Radius Technologies | Sim’s Barber Lab LLC |
Customer experience
PerfectFit®
Sim’s Barber Lab
In-app purchases
PerfectFit®
No in-app purchases
Sim’s Barber Lab
No in-app purchases
Questions
Is PerfectFit® free?
Is Sim’s Barber Lab free?
Which has better reviews, PerfectFit® or Sim’s Barber Lab?
Do PerfectFit® or Sim’s Barber Lab have ads?
Which is updated more often, PerfectFit® or Sim’s Barber Lab?
Other comparisons
