# RayLab vs DoodleConnect

The clearest difference is in-app purchases: DoodleConnect at none against RayLab's 10. DoodleConnect also leads on ads (none vs shown). RayLab's advantage is review sentiment (75% vs 56%) and iOS requirement (11.0 vs 15.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. RayLab sells 10 in-app purchases, starting at $3.99 per month. DoodleConnect asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for RayLab against 4.7 for DoodleConnect. Both are backed by a comparable volume of ratings — 63 and 56 respectively. Written reviews are what separate them: 75% of RayLab's written reviews are positive against 56% of DoodleConnect's.

RayLab ships an update every 6 weeks, DoodleConnect every 2 months. The most recent releases landed on July 29, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RayLab | DoodleConnect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (63 ratings)](https://appshunter.io/ios/app/raylab/id710190065/reviews) | **[4.7 (56 ratings)](https://appshunter.io/ios/app/doodleconnect/id1176073180/reviews)** |
| Number of ratings | **63** | 56 |
| Positive reviews | **75.0% of reviews** | 56.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 39 MB | 37 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kamyar Ghandi](https://appshunter.io/developer/710190068) | [Discovery Education Inc.](https://appshunter.io/developer/1557216359) |

## What reviewers say

### RayLab

[App page](https://appshunter.io/ios/app/raylab/id710190065)

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.

**Highlights:** 2D/3D optical modeling, Geometric ray tracing, Sequential and non-sequential analysis, Advanced optical elements, Polarization ray tracing, Design optimization, Glass catalogs

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RayLab Pro Subscription | $3.99 | per month |
| RayLab Pro Upgrade | Free | one-time |
| Schott Glass Catalog | $0.99 | one-time |
| Custom Glass Editor | $0.99 | one-time |
| Advanced Optical Elements | $1.99 | one-time |
| Source and Lens Arrays | $1.99 | one-time |
| Solver/Optimizer Module | $3.99 | one-time |
| 3D Modeling | $4.99 | one-time |
| RayLab Pro 2 | $19.99 | one-time |
| RayLab Pro Bundle | $19.99 | one-time |


### DoodleConnect

[App page](https://appshunter.io/ios/app/doodleconnect/id1176073180)

Monitor your child's educational development across multiple learning applications. Stay informed about their achievements, progress through the curriculum, and receive real-time updates on their learning journey.

**Highlights:** Instant progress notifications, View latest achievements, Track stars earned, Follow curriculum progress

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great for tracking progress
- 👍 Makes learning fun
- 👍 Interactive and engaging
- 👍 Good for home education
- 👍 Provides insightful data

**What reviewers complain about**

- 🐛 Glitches and bugs
- 🐛 App crashes/switches off
- 🐛 Syncing issues between devices
- 🐛 Not synching with Doodle Connect
- 🐛 Latest update ruined app

**Reported bugs**

- Losing streak
- No synching between apps on different devices
- Not synching with Doodle Connect app
- Latest update ruined the app
- Can't understand children's results anymore

**Requested features**

- Bring back old version
- More comprehensive initial test
- More challenging levels
- Option to add extra material for all students
- Better graphing options


## Frequently asked questions

### Is RayLab free?

RayLab is free to download, with in-app purchases available.

### Is DoodleConnect free?

DoodleConnect is free to download, with no in-app purchases.

### Which has better reviews, RayLab or DoodleConnect?

DoodleConnect is rated higher. RayLab averages 4.6 out of 5 from 63 ratings, while DoodleConnect averages 4.7 from 56 ratings.

### Do RayLab or DoodleConnect have ads?

RayLab shows ads; DoodleConnect does not.

### Which is updated more often, RayLab or DoodleConnect?

RayLab ships an update every 6 weeks, and DoodleConnect every 2 months. Most recently, RayLab was updated on July 29, 2026 and DoodleConnect on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*