How Much Does Digital Evidence Management Software Cost in 2026?

Two budgets, and the second one never stops

Every other system in a police department has a build cost and a maintenance cost. This one has a build cost, a maintenance cost and a storage cost that grows every single month for as long as your retention rules require, and the third one is the reason most agencies end up here. Model them separately or the business case will be wrong by an order of magnitude.

The first release, $120,000 to $300,000, breaks down roughly as follows.

• Multi source ingest with hashing, $30,000 to $70,000. Body worn camera uploads, in car video, interview room recordings, private security footage handed over on a USB drive, and phone extractions. Each source arrives in its own container and codec, and each file gets a hash at the moment of receipt so integrity is provable later.
• Retention clocks by case type, $25,000 to $60,000. A traffic stop with no enforcement, a domestic violence case under appeal and a homicide have three different clocks, and the clock often cannot start until the case reaches a disposition that lives in another system.
• Prosecutor sharing with a disclosure log, $30,000 to $70,000. Not a shared folder. A record of exactly what was shared, when, with whom, and what they could see, because the question in court is what was disclosed and when.
• Assisted redaction workflow, $35,000 to $100,000. The widest line on the list, because the range spans a better manual tool at the bottom and automated detection with human review and quality control at the top. It is also the line with the largest effect on your staffing budget.

The full platform at $350,000 to $800,000 adds storage tiering across your own cloud accounts, public records production at volume, mobile device extraction handling, records and case system integration, access review and audit tooling, a viewer that handles very large media without downloading it, and transcription with search across audio.

What specifically drives the range up

• Hours of video per month. This is the master variable. It sets storage, it sets how much redaction labour you need, it sets your ingest throughput requirements and it sets how sophisticated the tiering has to be. An agency with 60 cameras and an agency with 600 are not on the same project.
• Number of source types, $8,000 to $25,000 each. A second camera line, a CCTV system that exports in a proprietary player format, a drone platform, an extraction tool. Every additional source is a normalisation and metadata mapping problem, and the ones that arrive as a self contained player with the video embedded are the worst.
• The redaction quality bar. Automated face and plate detection with a human quality pass costs more to build and far less to run. Manual redaction with better tooling costs less to build and consumes staff forever. Decide this on ten year labour cost, not on build price.
• Public records production volume. An agency producing a handful of videos a month can handle it inside the redaction workflow. An agency producing hundreds needs a queue, statutory clocks, exemption tracking and fee handling, which is $40,000 to $110,000 of its own.
• Criminal justice information requirements. Access control by case assignment, full query auditing and advanced authentication add $25,000 to $60,000 and a recurring audit obligation.

What pulls the number down

• One camera line in phase one. Ingest the source that produces 80 percent of your volume and take the rest later.
• Export based prosecutor sharing instead of a live portal. A packaged, hashed, logged export removes account management, identity and a support surface. Many prosecutor offices prefer it.
• Keeping redaction manual with better tooling. Legitimate if your production volume is genuinely low. Dishonest if you are already burning a full time position on it.
• Deferring transcription and search. Genuinely useful, rarely urgent, and it carries its own compute cost.
• Simple tiering in phase one. Hot for ninety days, archive after. The clever policies can wait until you have a year of real access patterns to base them on.

A worked example: 320 cameras and about 14,000 hours a month

A mid sized agency with 320 body cameras, in car video in half the fleet, an interview room system, a prosecutor office that will fund part of the project, and a state disclosure law with tight response deadlines.

• Discovery, retention rule mapping with the prosecutor and city attorney, volume modelling: $22,000
• Ingest with hashing for body worn and in car, two sources: $54,000
• Interview room and third party media ingest: $19,000
• Retention clock engine with case type rules and a records feed for disposition: $63,000
• Prosecutor sharing with a full disclosure log: $58,000
• Assisted redaction with detection and human quality review: $86,000
• Public records production queue with statutory clocks and exemption tracking: $52,000
• Criminal justice information security posture and access auditing: $41,000
• Storage tiering across the agency's own cloud accounts: $38,000
• Migration of existing footage, training and phased rollout: $27,000

That totals $460,000, inside the second band, over roughly eleven months. Now the part that matters more. At 14,000 hours a month this agency accumulates somewhere between 25 and 45 terabytes a month depending on resolution and bitrate settings, which after three years of mixed retention leaves several hundred terabytes under management and still climbing. In our delivery experience, an agency at that volume running its own cloud accounts with sensible tiering budgets $45,000 to $120,000 a year for storage, and that number rises every year until retention expiry catches up with ingest, usually somewhere in year five to seven.

The comparison that actually decides this

Do not compare the build price against a subscription price. Compare ten years of both, and put storage in the right column.

Bundled platforms price storage inside a per camera per month subscription, which is convenient and which means your storage bill is set by a vendor's price list rather than by your own cloud contract. The exercise worth doing is simple and nobody in a sales meeting will do it for you. Take your actual hours per month, your actual retention rules, project ten years of accumulated storage, and price that against your own cloud account at the tiers you would really use. Then add the build cost and ten years of maintenance on the custom side, and ten years of subscription on the other. For a small agency with one camera line, the bundled platform usually wins comfortably. For an agency at 300 cameras or more with long retention on serious cases, the crossover generally arrives somewhere between year four and year seven, and everything after that is the whole argument.

How the spend lands across the calendar

Four to eight months for a first release, nine to eighteen for the full platform.

• Months 1 to 2, roughly 10 percent. Retention rule mapping with your prosecutor and city attorney, and volume modelling from your real upload logs rather than from camera counts.
• Months 2 to 7, roughly 45 percent. Ingest, hashing, retention engine and storage tiering.
• Months 4 to 10, roughly 30 percent. Redaction, prosecutor sharing and public records production.
• Months 9 to 12, roughly 15 percent. Migration of existing footage, which is a data movement exercise measured in weeks, plus phased rollout by district.

The ongoing costs, in order of size

• Storage, $45,000 to $120,000 a year at the volume above, rising annually. The largest recurring line by a wide margin. It only stabilises when expiry catches ingest, and any policy change that lengthens retention resets that curve.
• Redaction labour. Even with automation, somebody reviews every release. Agencies routinely find this is one to three full time equivalents, which usually exceeds the software maintenance line. Model it as staffing, because that is what it is.
• Support and maintenance, 15 to 20 percent of build cost a year. On a $460,000 build, $69,000 to $92,000.
• Egress and production, $5,000 to $25,000 a year. Every disclosure package and every public records release moves data out of your storage, and that has a price.
• Criminal justice information audits, $15,000 to $40,000 per cycle.
• New source onboarding, $8,000 to $25,000 each time. You will buy a new camera line, a drone or an extraction tool within three years. Budget for it as a recurring event rather than a surprise.

When not to build

If one agency runs one camera line and the bundled platform is working, stay. The build only pays back at volume, and at low volume the storage argument that justifies everything simply does not exist yet.

Build when three conditions hold together. Your retention rules are jurisdiction specific and getting them wrong either destroys evidence early or holds it far too long. Redaction is consuming staff you do not have, and the queue is growing rather than shrinking. And your storage bill is priced by a camera vendor rather than by your own cloud contract, at a volume where that difference is measured in six figures over a decade. If a prosecutor office will co fund the sharing and disclosure portion, which they often will because discovery failures are their exposure too, the arithmetic improves further. Run the ten year comparison first, with your own upload logs. It is a week of work and it is the only version of this decision that survives contact with a budget hearing.

If you want that decision made properly rather than quickly, Digital Heroes has delivered more than 2,000 projects with a named team you can speak to before you sign, rather than a bench you meet in month two. You can take that specification to any other firm on your shortlist.