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Alternatives

TDR Preflight alternatives for GSA services holders

TDR Preflight sells a reviewed SRP file for one month of hourly or labor-hour services work, and sells annual workspace access separately. The alternatives are a monthly subscription that starts at $99 (TDR Prep), a spreadsheet-to-SRP preparer with a published monthly fee (TDR Filer), and the free form and file upload in SRP. The contract holder uploads and certifies with every one of them.

TDR Prep wrote this list and is on it, listed first. The criteria it is ranked on come before the list.

Why look

Why holders price alternatives to TDR Preflight

Reporting is monthly, so a price set per reviewed month is a price you meet twelve times a year. The annual workspace is software access, and its page says ongoing expert preparation is scoped separately. Holders with a small schedule often want to see what a subscription costs over the same year.

TDR Preflight's page describes a narrow output and lists transaction types that block. A holder whose month mixes products and services, or includes a transaction type outside that list, needs a route that takes the whole month.

Services-only holders are not exempt: Refresh 31 made TDR mandatory across every MAS SIN, and GSA publishes separate guidance on how labor-hour and time-and-materials lines are reported. Whatever route you pick has to handle the lines your contract actually bills.

Criteria

What this list compares

Cost over a year of monthly reports
Twelve reports a year, priced from each provider’s published figures.
Scope of transactions
Products, services, or both, and which transaction types each route stops on.
Effort each month
Whether month two is shorter than month one because the mapping is kept.
Who uploads and certifies
The contract holder, on every route listed.

The list

Alternatives to TDR Preflight

  1. 1. TDR Prep

    A subscription priced by contract count and monthly line volume, opening soon. Once it opens, import, mapping and validation cost nothing and need no card, so your own month can go through the SRP file rules with every failing line shown before deciding. Each SKU is mapped once and reused, which is where the second month gets shorter.

    Published price: $99, $149 or $249 a month; import, mapping and validation are free with no card

    Starts from: QuickBooks Online or a CSV export

    Upload and certification: The contract holder uploads the file to SRP and certifies it there. TDR Prep never files.

    Fits: Product and mixed holders reporting every month who want the cost spread evenly, and services holders who want to test their own lines against the file rules before paying.

    TDR Prep: how it works

  2. 2. TDR Filer

    TDR Filer prepares and validates the upload from a CSV or XLSX export at a published monthly price, and builds the GSA workbook.

    Published price: $79/month

    Starts from: CSV or XLSX exports

    Upload and certification: Its page says the customer uploads the output to SRP.

    Fits: Holders who already keep their GSA sales in a spreadsheet and want a low fixed monthly cost.

    TDR Filer: its own page · TDR Prep vs TDR Filer

  3. 3. SRP directly

    The portal accepts form entry and file upload for free. Labor-hour lines go in under the services guidance GSA publishes, and you check the result yourself after upload.

    Published price: Free

    Starts from: Typed into the form, or a file you build yourself

    Upload and certification: The contract holder enters or uploads the report and certifies it.

    Fits: Services holders with a few task orders a month and the time to key them in.

    SRP directly: its own page · TDR Prep vs reporting directly in SRP

Decide

Which one fits your situation

Your situationLook at
You want a person to review one difficult services month and hand back an evidence packageTDR Preflight
You report every month and want a predictable monthly costTDR Prep or TDR Filer
You want to see the rejections in your own data before paying anyoneTDR Prep (free validation)
You bill a few labor-hour lines a monthSRP form entry

Questions

Frequently asked questions

What does TDR Preflight cost compared with a subscription?

TDR Preflight publishes a price per reviewed month and an annual workspace price. TDR Prep's plans start at $99 a month, and TDR Filer publishes a monthly fee. Compare them over twelve monthly reports, since SRP takes one every month.

Do services-only MAS holders have to report TDR?

Yes. GSA says Refresh 31 made TDR mandatory for every MAS SIN, and it publishes services-specific guidance covering labor-hour and time-and-materials lines.

Can I test my own data before paying for any of these?

TDR Prep's import, mapping and validation are free with no card; a subscription is what removes the draft watermark from the file. Ask TDR Preflight and TDR Filer what each lets you see before you pay.

Who certifies the report?

The contract holder, in SRP, on every route on this page.

Sources

Where these facts come from

Prices and scope as each provider published them on October 5, 2026. A provider can change its page; follow the link for the current version.
  • GSA — Transactional Data Reporting

    Monthly TDR reporting through SRP for every MAS SIN since Refresh 31; reports due within 30 days after month end.

  • GSA — Services TDR industry outreach deck (PDF)

    How services holders report, including labor-hour and time-and-materials lines and the product fields that do not apply.

  • SRP — frequently asked questions

    The reporting methods SRP offers: form entry, file upload, and EDI/API.

  • TDR Preflight — offer, pricing and scope

    Hourly/labor-hour services scope; $5,000 one-month reviewed file; $24,000/year workspace; CSV/XLSX and read-only QBO intake; the workspace is access only, with ongoing expert preparation scoped separately; several transaction types block; the customer submits.

  • TDR Filer — product page

    File preparation and validation from CSV/XLSX; service lines supported (labor category, hours, rate; manufacturer and part number blank); the subscription saves column mapping, contract values and item data and applies them to next month's export; zero-sales months recorded with a Form Entry step; months without a recorded submission shown with due dates; the customer uploads to SRP.

  • TDR Filer — pricing and comparison

    The published price: $79/month.

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