Proko

The Proko Timer is your companion to practice drawing and painting from photo reference. Simulate a figure life-drawing session with random poses from your selected packs and customize the number of images and duration. We have thousands of photos available from professional models and photographers, including a few free sample packs to get you started. Let's go!

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300 Best Of 2025 Free Sample Pack

Reference pack by obscura_29

300 images

Anatomy Reference Sampler

Reference pack by Stan Prokopenko

28 images

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Gesture Reference Sampler (NUDE)

Reference pack by Stan Prokopenko

39 images

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200+ Shape & Balance Art Pose SAMPLE PACK

Reference pack by Grafit Studio

200 images

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FREE Sample Pack Signature Selection: 300 Best References

Reference pack by Grafit Studio

300 images

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FREE Winter Holiday Sample Pack

Reference pack by Grafit Studio

120 images

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Obscura Reference Sampler

Reference pack by obscura_29

80 images

Satine Reference Sampler

Reference pack by Satine Zillah

49 images

Grafit Reference Sampler

Reference pack by Grafit Studio

81 images

Set 3 - Dramatic Lighting

Reference pack by Lane Brown

222 images

Set 2 - Outdoor Lighting

Reference pack by Lane Brown

777 images

Set 1 - Studio Lighting

Reference pack by Lane Brown

1032 images

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500+ Adventurous Character – Female Dynamic Poses

Reference pack by Grafit Studio

564 images

1100+ Athletic Male Sketching Poses

Reference pack by Grafit Studio

1134 images

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1100+ Ultimate Dynamic Poses

Reference pack by Grafit Studio

1100 images

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1000+ Timeless Beauty Classical Female Poses

Reference pack by Grafit Studio

1017 images

Lane's Skulls and Bones - Reference Pack

Reference pack by Lane Brown

1930 images

1120+ Chic Energy – Fashion & Portrait Reference Pack Part II

Reference pack by Grafit Studio

1137 images

Plane Head Pro Bundle - Images

Reference pack by Devin Korwin

96 images

Skeleton-Photo Reference Pack For Artists 648 JPEGs

Reference pack by Satine Zillah

648 images

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760+ Classic Beauty Reference Pictures - Part 2

Reference pack by Electra Studio

761 images

Portraits and Expressions Reference Bundle (Female Portraits)

Reference pack by Grafit Studio

643 images

Portraits and Expressions Reference Bundle (Female Character Expressions)

Reference pack by Grafit Studio

507 images

Portraits and Expressions Reference Bundle (Expressive Male Portraits)

Reference pack by Grafit Studio

515 images

Selected reference packs

Select one or more packs before starting a session.

Number of images

510152025custom

Time per image

1 min2 min5 min10 min20 min30 mincustom

Help!

Browse the FAQs or our more detailed Documentation. If you still need help or to contact us for any reason, drop us a line and we’ll get back to you as soon as possible!