Best RectLabel Alternatives in 2026
The top RectLabel alternatives are Pixano, CVAT and Label Studio: 15 image annotation software our editors would look at instead of RectLabel, in our ranking order.
RectLabel: A low-cost Mac tool with broad annotation types, AI assistance, and practical exports. Where it falls short: available only on macOS.
Switching from RectLabel? For most image annotation software buyers the best RectLabel alternative is Pixano, built for open-source teams needing 2D and 3D annotation. On a budget, CVAT starts at $23/mo.
Why People Look for a RectLabel Alternative
- Available only on macOS
- No collaboration, API, or integrations
- Continued use requires a paid plan after the trial
- No free plan — 9 of the alternatives below have it
Quick Picks by What You Need
- Best overallPixano9.0
Open-source teams needing 2D and 3D annotation
Visit Pixano - Lowest priceCVAT8.9
Paid plans from $23/mo
Visit CVAT - Best free optionPixano9.0
Has a free plan (RectLabel has none)
Visit Pixano
All 15 RectLabel Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forOpen-source teams needing 2D and 3D annotation
- Better than RectLabel:
- Free plan
- Editor score 9.0 vs 6.9
A flexible open-source choice for teams annotating 2D and 3D vision datasets.
- API access
9.0/10★★★★☆Visit Pixano -
Best forOpen-source teams needing a complete CV workflow
- Better than RectLabel:
- Free plan
- Editor score 8.9 vs 6.9
A broad CV workflow spanning manual, AI-assisted, collaborative, and programmatic annotation.
- Team collaboration
- API access
8.9/10★★★★☆Visit CVAT -
Best forTeams wanting flexible open-source annotation
- Better than RectLabel:
- Free plan
- Editor score 8.8 vs 6.9
Flexible image annotation with open-source deployment, AI assistance, and broad exports.
- Team collaboration
- API access
8.8/10★★★★☆Visit Label Studio -
Best forTeams needing annotation plus model deployment
- Better than RectLabel:
- Free plan
- Editor score 8.7 vs 6.9
A broad image annotation and deployment platform with a free public tier and paid private-data plans.
- Team collaboration
- API access
8.7/10★★★★☆Visit Roboflow -
Best forML teams combining annotation and model evaluation
- Better than RectLabel:
- Editor score 8.6 vs 6.9
A broad open-source platform for annotation, dataset curation, and model evaluation.
- Team collaboration
- API access
8.6/10★★★★☆Visit FiftyOne -
Best forLarge teams needing managed AI labeling
- Better than RectLabel:
- Free plan
- Editor score 8.5 vs 6.9
A broad labeling and model-development platform with free access and paid team features.
- Team collaboration
- API access
8.5/10★★★★☆Visit Supervisely -
Best forTeams annotating medical and video imagery
- Better than RectLabel:
- Free plan
- Editor score 8.4 vs 6.9
A broad annotation platform for teams building computer-vision and medical-imaging datasets.
- Team collaboration
- API access
8.4/10★★★★☆Visit V7 Darwin -
Best forTeams prioritizing quality control and data curation
- Better than RectLabel:
- Free plan
- Editor score 8.3 vs 6.9
A quality-focused image annotation platform with curation, model assistance, and cloud integrations.
- Team collaboration
- API access
8.3/10★★★★☆Visit Labelbox -
Best forEnterprise teams with multimodal datasets
- Better than RectLabel:
- Editor score 8.2 vs 6.9
A broad, API-ready annotation platform for enterprise multimodal AI teams.
- Team collaboration
- API access
8.2/10★★★★☆Visit Dataloop -
Best forQuality-focused enterprise annotation programs
- Better than RectLabel:
- Editor score 8.1 vs 6.9
A broad annotation and data-quality platform for enterprise AI programs.
- Team collaboration
- API access
8.1/10★★★★☆Visit Encord -
Best forEnterprise teams needing curated image datasets
- Better than RectLabel:
- Editor score 8.0 vs 6.9
A broad annotation and dataset platform for enterprise teams building curated image data.
- Team collaboration
- API access
8.0/10★★★★☆Visit SuperAnnotate -
Best forTeams needing review-heavy multimodal labeling
- Better than RectLabel:
- Editor score 7.9 vs 6.9
A broad annotation platform for teams that need structured review and multimodal labeling.
- Team collaboration
- API access
7.9/10★★★★☆Try Kili Technology -
Best forTeams labeling 3D and multi-sensor data
- Better than RectLabel:
- Editor score 7.8 vs 6.9
A focused annotation platform for image, sequence, point-cloud, and sensor-fusion workflows.
- Team collaboration
- API access
7.8/10★★★★☆Visit Segments.ai -
Best forYOLO-focused teams needing integrated workflows
- Better than RectLabel:
- Free plan
- Editor score 7.7 vs 6.9
A YOLO-focused workspace combining annotation, datasets, training, deployment, and collaboration.
- Team collaboration
- API access
7.7/10★★★★☆Visit Ultralytics -
Best forTeams wanting active learning and many exports
- Better than RectLabel:
- Free plan
- Editor score 7.6 vs 6.9
A capable image annotation platform for teams that need automation, APIs, and export choice.
- Team collaboration
- API access
7.6/10★★★★☆Visit Labellerr
RectLabel Alternatives: Common Questions
What is the best alternative to RectLabel?
Pixano: #1 in our Image Annotation Software ranking, with an editor score of 9.0 out of 10. A flexible open-source choice for teams annotating 2D and 3D vision datasets.
Is there a free alternative to RectLabel?
Yes. Pixano, CVAT, Label Studio, Roboflow and FiftyOne have a free plan or a free tier (10 of the 15 alternatives on this page).
What is the cheapest paid alternative to RectLabel?
Of the alternatives here that publish a price, CVAT starts lowest, at $23/mo.
Why do people look for RectLabel alternatives?
Available only on macOS; No collaboration, API, or integrations; Continued use requires a paid plan after the trial.
How do I switch from RectLabel?
Export your data from RectLabel (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel RectLabel.
How to Switch from RectLabel
- Export your data from RectLabel (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel RectLabel.
RectLabel vs Each Alternative
| # | Tool | Free plan | Paid from | Annotation types | Image formats | Model-assisted labeling | Dataset export | Score |
|---|---|---|---|---|---|---|---|---|
| 22 | RectLabel | No | boxes, rotated boxes, polygons, cubic Bézier curves, lines, points, pixels, keypoints, image labels | Yes | YOLO, COCO JSON, Create ML JSON, DOTA, CSV, mask images, classification folders | 6.9 | ||
| 1 | Pixano | Yes | Free | bounding boxes, polygons, pixel masks, keypoints, cuboids, classification, tracking | JPEG, PNG | Yes | COCO, Pixano annotation format | 9.0 |
| 2 | CVAT | Yes | $23/mo | Rectangle/bounding box, polygon, polyline, points, ellipse, cuboid, skeleton, tag, brush/mask | JPEG, PNG, BMP, GIF, PPM, TIFF | Yes | CVAT XML, Datumaro JSON, COCO JSON, YOLO, Pascal VOC, Cityscapes, KITTI, Open Images, MOT, and others | 8.9 |
| 3 | Label Studio | Yes | rectangles, ellipses, keypoints, polygons, brush masks, image classification | Yes | JSON, JSON_MIN, CSV, TSV, COCO, Pascal VOC XML, YOLO, PNG, NumPy | 8.8 | ||
| 4 | Roboflow | Yes | bounding boxes, polygons, segmentation masks, classification labels, keypoints | JPG, PNG, WEBP, AVIF, BMP | Yes | JSON, XML, CSV, TXT, and 30+ additional formats | 8.7 | |
| 5 | FiftyOne | Free | bounding boxes; polygons; segmentation masks; classifications; polylines; SAM2 click-to-segment instance segmentation | JPEG; PNG; BMP | Yes | COCO; image directory; image classification directory tree; FiftyOne dataset; Python/CLI export | 8.6 | |
| 6 | Supervisely | Yes | €199/mo | rectangle, line/polyline, polygon, multipolygon, point, bitmap mask, graph/keypoints, alpha mask, 2D cuboid | .jpg, .jpeg, .mpo, .bmp, .png, .webp, .tiff, .tif, .jfif, .avif, .heic, .heif | Yes | Supervisely Format, COCO, Pascal VOC, YOLOv8, DOTA, Cityscapes, Amazon S3, Google Cloud Storage, Microsoft Azure, S3-compatible storage | 8.5 |
| 7 | V7 Darwin | Yes | Polygon; bounding box; tag; skeleton; keypoint; line; ellipse; mask; attributes; text; directional vector; instance ID | .jpg, .jpeg, .webp, .png, .bmp, .svs, .tif, .tiff, .qtiff, .dcm, .rvg, .nii, .nii.gz, .ndpi | Yes | Darwin JSON; Darwin XML; COCO; CVAT; YOLO; Semantic PNG; Instance PNG; Pascal VOC; NIfTI | 8.4 | |
| 8 | Labelbox | Yes | bounding boxes, segmentation masks, image classification, radio classification | JPEG | Yes | JSON, NDJSON, CSV, BigQuery, Databricks | 8.3 | |
| 9 | Dataloop | bounding boxes, polygons, key points, cuboids, polylines, semantic segmentation, classification, tagging, hierarchical annotation | JPG, JPEG, PNG, TIFF | Yes | Dataloop JSON, COCO, YOLO, VOC | 8.2 | ||
| 10 | Encord | No | bounding boxes, rotatable bounding boxes, polygons, bitmasks, polylines, keypoints, primitives, classifications | Yes | JSON, COCO | 8.1 | ||
| 11 | SuperAnnotate | classification, key-point, bounding box, polygon, polyline, tiled imagery, cuboid, skeleton | .jpg, .jpeg, .png, .gif, .bmp, .webp, .svg | Yes | SuperAnnotate JSON, SuperAnnotate JSONL, SuperAnnotate CSV | 8.0 | ||
| 12 | Kili Technology | No | bounding boxes, polygons, semantic segmentation, pose estimation, named entity recognition, classification | PNG, JPEG/JPG, GIF, BMP, WebP, ICO, JP2, NTF, TIFF/TIF, GeoTIFF | Yes | Kili, YOLO v4, YOLO v5, YOLO v7, YOLO v8, Pascal VOC, COCO, GeoJSON | 7.9 | |
| 13 | Segments.ai | No | segmentation, bounding box, polygon, polyline, keypoint, cuboid | jpeg, png, bmp | Yes | JSON, PyTorch, TensorFlow, Hugging Face | 7.8 | |
| 14 | Ultralytics Platform | Yes | $29/seat/mo | detection; instance segmentation; semantic segmentation; classification; pose estimation; oriented bounding boxes | JPEG; PNG; WebP; TIFF; HEIC; AVIF; BMP; JP2; DNG; MPO | Yes | Ultralytics NDJSON | 7.7 |
| 15 | Labellerr | Yes | Bounding box, polygon, polyline, keypoint, dot, classification, segmentation, object detection | JPG, JPEG, PNG, BMP, TIFF | Yes | COCO JSON, YOLO, Pascal VOC XML, CSV, custom formats | 7.6 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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