aDStretch icon
iDStretch icon

Jon Harman

For archaeologists and rock art researchers requiring portable, offline pigment-enhancement tools for field documentation.

Known foriDStretch
2apps2.2(13)PhotographyPhoto & Video

Snapshot

Who is Jon Harman?

Providing specialized image enhancement tools for archaeologists and researchers to document rock art in remote, offline environments.

Target audience

ArchaeologistsRock art researchers requiring portableOffline pigment-enhancement tools for field documentation

Active nemesis

Anthony Dunk

Other rivals

Portfolio

2
apps
Photo & Video1
Photography1

Last updated

iDStretch

v2.2

6.2y ago

Dormant

Publisher DNA

What defines Jon Harman?

Publisher DNA

Primary focus

Specialized image enhancement for archaeology

Scale

indie

Target audience

Archaeologists and rock art researchers requiring portable, offline pigment-enhancement tools for field documentation.

Signature Patterns

  • β€’Focus on offline-first functionality for remote field work
  • β€’Niche utility targeting scientific and archaeological research
  • β€’Paid monetization model for specialized professional tools
  • β€’Long-term maintenance cycle with infrequent updates
Dormant

Portfolio momentum

The portfolio is currently stagnant with zero releases in the last six months and the single available title classified as abandoned.

Active apps 0Abandoned 1

Portfolio

What does Jon Harman ship?

Apps

2 apps analysed

aDStretch icon
aDStretch

Android version of DStretch, used worldwide to make faint rock art visible.

0.0

Analysis in progress

Single-market publisher, every app ships only to United States.

Based on 1 of 2 apps with localized market data, more coverage rolling in as scans complete Β· last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

Rivals

Who does Jon Harman compete with?

The rivals identified

Nemeses(1)

Anthony Dunk

known forRock Art Enhancer

1 app4.5Photo & Video

Both applications target archaeologists and researchers for rock art documentation, competing directly on specialized image processing functionality for field use.

Contenders(1)

david gordon

known forChromaLens

1 app5.0Photo & Video

Both applications target the enhancement of faint visual details, creating a functional overlap for users seeking to reveal subtle patterns in imagery. They compete for the same user base interested in specialized color and contrast manipulation for visual analysis.

Same space(8)

Arda Emin Cimen

known forArtifact ID: Archaeology Scan

1 app1.0Photo & Video

Targets the same archaeological interest group by providing identification and classification for discovered objects.

Evgeny EGOROV

known forField Tools (Depth of Field)

1 app0.0Photo & Video

Provides technical photography calculations that help researchers capture high-quality images of rock art in the field.

Matthew Smith

known forPigment Paint Mixer

1 app0.0Photo & Video

Assists artists in replicating colors found in nature, which is relevant to documenting pigment-based rock art.

Paintingstack Technologies

known forUndertone - Color Analysis

1 appPhoto & Video

Analyzes color structure and relationships, which can assist researchers in documenting the composition of rock art.

PaulJAdam.com

known forImage Filters Photo Editor +

1 app3.7Photo & Video

Offers general image processing tools that overlap with the basic color adjustment needs of field researchers.

Spmaker

known fori3DPhotoCam

1 app4.0Photo & Video

Provides alternative capture methods for documenting archaeological sites in three dimensions.

Stephen Denham

known forPhotoGlyph

1 app5.0Photo & Video

Directly serves the same archaeological documentation audience by combining image processing with metadata management.

volkan ibuk

known forTraceAI: Rock Symbol Scanner

1 app0.0Photo & Video

Analyzes rock carvings and symbols, providing a broader identification layer for field researchers.

New entrants(1)

Kamran Razvi

known forPigment: Colors

1 app0.0Photo & Video

Enables researchers to identify and archive specific colors found on rock surfaces using computer vision.

The Analyst's Read

The bottom line on Jon Harman

Bottom line

Jon Harman is a niche developer providing a high-utility tool for a specific scientific community. While the product demonstrates strong fit for its target audience, the lack of recent development activity indicates a stagnant portfolio.

Frequently asked questions

How many apps does Jon Harman publish?
Jon Harman has 2 apps tracked by Marlvel, primarily in the Photo & Video category.
What kind of apps does Jon Harman make?
Jon Harman's portfolio is concentrated in Photo & Video and Photography, with an average rating of 2.2/5 across rated apps.
What is Jon Harman's top app?
By review volume across the portfolio, iDStretch is Jon Harman's best-known app tracked by Marlvel.
In how many countries are Jon Harman's apps available?
Marlvel has tracked Jon Harman's apps across 1 country.

What fed this analysis

Apps analyzed:
1
With full intel:
0
With overview:
1
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Jon Harman, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. β€œJon Harman intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/jon-harman

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Data licensed under CC-BY-NC 4.0