RayLab vs Grace Commons Young Adults
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RayLab
Design and simulate optical systems with this powerful tool. Explore 2D and 3D models, perform advanced ray tracing, and analyze optical performance. Ideal for learning or professional design.
- 2D/3D optical modeling
- Geometric ray tracing
- Sequential and non-sequential analysis
- Advanced optical elements
- Polarization ray tracing
- Design optimization
- Glass catalogs
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RayLab is an application for design and simulation of optics. It can be used either as a learning tool or for the design of real optical systems. Basic version includes: • Ability to model 2D lenses and mirrors • Full control over placement and shape of optical components • Full control over aspheric surface shape parameters • Full geometric ray tracing • Sequential and Non Sequential analysis • Front Focal Length, Back Focal Length, Principle Surface calculations • Sample Models Upgrade to RayLab Pro enables: • 3D Modeling • Advanced Optical Elements such as Lens Arrays, Diffraction Gratings, Prisms, Fresnel Lenses, etc. • Polarization Ray Tracing * Ray Splitting / Beam Splitter modeling • Multi-Configuration Manager and animation functionality • Ability to perform optimizations of design parameters • Ray Transfer Matrix calculation • Various commercial glass catalogs • Zemax Importer • Multiple Analysis Windows: -- Fan Ray Diagram. -- Wavefront Error Plot. -- Grid Distortion Plot. -- Spot Diagram. -- Chromatic Aberration. -- Gaussian Spot Size. -- Polarization Analyzer. Upgrade is available with in-app purchases of various modules OR as a full featured subscription. • The subscription offers a 7 day free trial period. Subscription begins immediately but payment will only be charged to iTunes Account at the end of the trial period. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • The account will be charged for renewal within 24-hours prior to the end of the current period, at the same monthly price as the original subscription. • You may manage your subscriptions and auto-renewal may be turned off by going to your iTunes Account Settings after purchase. • No cancellation of the current subscription is allowed during active subscription period. • Any unused portion of a free trial period will be forfeited if the subscription is cancelled. Privacy Policy and Terms of Use: https://www.raymak.com/wp/privacy-policy
Grace Commons Young Adults
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This app will help you stay connected and grow with Grace Commons Young Adults. Whether single, married, with, or without kids Grace Commons Young Adults exists to create a space for young adults in the Boulder area to find community and grow in their discipleship to Jesus. With this app you can: stay up to date with push notifications; connect with one another using in app messaging; register for events; and grow with our spiritual formation resources.
Screenshots
Verdict
The clearest difference is in-app purchases: Grace Commons Young Adults at none against RayLab's 10. Grace Commons Young Adults also leads on ads (none vs shown). RayLab's advantage is update cadence (every 6 weeks vs every 8 months) and iOS requirement (11.0 vs 13.4). On price 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
Both are free to download. RayLab sells 10 in-app purchases, starting at $3.99 per month. Grace Commons Young Adults asks for nothing beyond the download.
RayLab ships an update every 6 weeks, Grace Commons Young Adults every 8 months. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.
| Parameter | RayLab | Grace Commons Young Adults |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (67 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 67 — better | — |
| Update frequency | Every 6 weeks — better | Every 8 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 39 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Kamyar Ghandi | Grace Commons Church |
In-app purchases
RayLab
- RayLab Pro Subscription7 Days trial$3.991 Month
- RayLab Pro UpgradeFree
- Schott Glass Catalog$0.99
- Custom Glass Editor$0.99
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- Advanced Optical Elements$1.99
- Source and Lens Arrays$1.99
- Solver/Optimizer Module$3.99
- 3D Modeling$4.99
- RayLab Pro 2$19.99
- RayLab Pro Bundle$19.99
Grace Commons Young Adults
No in-app purchases
Questions
Is RayLab free?
Is Grace Commons Young Adults free?
Do RayLab or Grace Commons Young Adults have ads?
Which is updated more often, RayLab or Grace Commons Young Adults?
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