
SpecialistCreate 3D models from text and images in seconds
Appen records 665,840 monthly visits with +0.2% month-over-month growth and Contact for Pricing pricing. Planner 5D AI records 3,110,494 monthly visits with -7.7% growth and Freemium pricing.

Human-validated training data and evaluation services for frontier AI models
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | appen.com | planner5d.com |
| Pricing Model | Contact for Pricing | Freemium |
| Monthly Visits | 665.84K (665,840) | 3.11M (3,110,494) |
| MoM Traffic Delta | +1.1K (+0.2%) | -258.48K (-7.7%) |
| Primary Market & Share | 🇺🇸 United States (22%) | 🇺🇸 United States (18.7%) |
| Direct Visits / mo | 238.31K | 998.27K |
| User Rating | 4.4 | 4.3 |
| Supported Platforms | Website | Website |

Human-validated training data and evaluation services for frontier AI models
Chain-of-thought reasoning traces, SME-level RLHF, supervised fine-tuning demonstrations and adversarial red teaming for the most capable models.
Golden trajectories, RL environment design, failure-mode taxonomies and software-engineering-driven deep evaluation for autonomous agents.
Multilingual ASR and conversational speech data, expressive TTS annotation, vision-language model training data, video action labelling and voice-agent evaluation.
LiDAR point-cloud labeling, multi-camera sensor fusion, robot demonstration trajectories, world-model rollouts and embodied interaction logs.

Turn floor plans and photos into editable 3D home designs with AI
Upload a floor plan image, blueprint, or PDF and get an editable 2D and 3D project with walls, rooms, doors, and windows detected automatically.
Generate style-based interior concepts and realistic renders to visualize a room before you build or buy.
Let the AI propose furniture layouts that respect the recognized room geometry.
Project your design into real space using AR-driven 3D interior viewing on supported devices.

SpecialistCreate 3D models from text and images in seconds
SpecialistConnects teams directly with verified human participants for preference tuning and studies, but lacks managed end-to-end labeling pipelines.
SpecialistConnects teams directly with verified human participants for preference tuning and studies, but lacks managed end-to-end labeling pipelines.

Blends custom software with dedicated human expert teams to handle complex operations, but operates as a bespoke service.
Blends custom software with dedicated human expert teams to handle complex operations, but operates as a bespoke service.
Comprehensive cloud-based 3D interior design platform offering robust floor planning and photorealistic AI rendering tools.
Comprehensive cloud-based 3D interior design platform offering robust floor planning and photorealistic AI rendering tools.

Combines robust data labeling tools with automated workflows, but focuses more on software tooling than managed human workforces.
Combines robust data labeling tools with automated workflows, but focuses more on software tooling than managed human workforces.
Provides enterprise-grade AI training data and model evaluation at massive scale, but often with higher enterprise pricing.
Provides enterprise-grade AI training data and model evaluation at massive scale, but often with higher enterprise pricing.

SpecialistSpecialized architectural visualization platform converting sketches into photorealistic renders rather than full floor planning.
SpecialistSpecialized architectural visualization platform converting sketches into photorealistic renders rather than full floor planning.

Delivers advanced multimodal data curation and annotation infrastructure, but requires your own annotation workforce for labeling tasks.
Delivers advanced multimodal data curation and annotation infrastructure, but requires your own annotation workforce for labeling tasks.

Online tool for generating, editing, and rendering 2D and 3D floor plans from text or sketches.
Online tool for generating, editing, and rendering 2D and 3D floor plans from text or sketches.

Web application generating interior design concepts and 3D models from text prompts and photos.
Web application generating interior design concepts and 3D models from text prompts and photos.

SpecialistAgent observability, evaluation, and continuous improvement for production AI
SpecialistAgent observability, evaluation, and continuous improvement for production AI
SpecialistThe multimodal data layer for computer vision and physical AI teams
SpecialistThe multimodal data layer for computer vision and physical AI teams