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Developer Tools · head to head

GNAT Pro vs RescueTime

GNAT Pro logo

GNAT Pro

Developer Tools

Software development environments and toolchains for Ada, C/C++ and Rust

From
On request
Free plan
No
Full reviewWebsite
RescueTime logo

RescueTime

Technology

Take back control of your time

From
$12/month
Free plan
No
Full reviewWebsite

The short version

  • Each has a real cost: GNAT Pro no pricing published on website; requires contacting AdaCore directly for quotes; RescueTime no free tier since 2023, making it costly for individual experimentation
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which GNAT Pro and RescueTime actually diverge.

Attributes where GNAT Pro and RescueTime differ
AttributeGNAT ProRescueTime
Starting priceOn request$12/month
Pricing modelquoteUnknown
PlatformsWebWindows, macOS, Android, Web
CategoryDeveloper ToolsTechnology
FoundedUnknown2006

Identical on both: free tier (No), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in GNAT Pro

Nothing recorded that RescueTime does not also cover.

Only in RescueTime

  • Automatic time tracking
  • Productivity scoring
  • Detailed categorization
  • FocusTime blocking
  • Goal setting
  • Alerts & notifications
  • Offline time entry
  • API access

What people use each for

The jobs each tool is most often brought in to do.

GNAT Pro

  • Building certified avionics software meeting DO-178B/C standardsnot RescueTime
  • Developing automotive embedded systems with ISO-26262 compliancenot RescueTime
  • Integrating Ada, C/C++, and Rust components in single codebasenot RescueTime
  • Managing software supply chain vulnerabilities and SBOMsnot RescueTime
  • Supporting long-lived software systems spanning decadesnot RescueTime

RescueTime

  • Personal productivity trackingnot GNAT Pro
  • Time auditnot GNAT Pro
  • Focus improvementnot GNAT Pro
  • Work-life balancenot GNAT Pro
  • Team productivity analysisnot GNAT Pro

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

GNAT Pro

  • No pricing published on website; requires contacting AdaCore directly for quotes
  • Vendor indicates per-user, per-year subscription model but does not disclose specific costs

RescueTime

  • No free tier since 2023, making it costly for individual experimentation
  • Limited iOS support compared to competitors that offer full mobile app access
  • Requires integration via categories and rules rather than direct app detection on some platforms

Pricing, plan by plan

GNAT Pro

On request

No published plan breakdown. See the GNAT Pro review.

RescueTime

$12/month
  • Standard$12/month
    • Automatic time tracking
    • Focus Time
    • Idle time monitoring
  • Team$6/month
    • All Standard features
    • Team analytics
    • Cross-device tracking

Which should you pick?

Choose GNAT Pro if

Nothing in the data separates GNAT Pro from RescueTime on the points above - pick on price and on how each one feels to use.

GNAT Pro review

Choose RescueTime if

  • You need automatic time tracking.
  • You work on Windows, macOS, Android, Web.
  • You also want productivity scoring.
RescueTime review

Questions people ask

Is GNAT Pro or RescueTime better?
Neither clearly leads. GNAT Pro starts at On request and RescueTime at $12/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, GNAT Pro or RescueTime?
GNAT Pro starts at On request and RescueTime at $12/month.
Does GNAT Pro or RescueTime run on more platforms?
GNAT Pro runs on Web. RescueTime runs on Windows, macOS, Android, Web.
What is GNAT Pro best used for?
GNAT Pro is most often used for building certified avionics software meeting do-178b/c standards, developing automotive embedded systems with iso-26262 compliance, integrating ada, c/c++, and rust components in single codebase, managing software supply chain vulnerabilities and sboms. Of those, building certified avionics software meeting do-178b/c standards and developing automotive embedded systems with iso-26262 compliance are not what RescueTime is typically brought in for.
What can GNAT Pro do that RescueTime cannot?
RescueTime covers Automatic time tracking, Productivity scoring, Detailed categorization, FocusTime blocking.

Answered from the vendors’ own pages

GNAT Pro: How much does GNAT Pro cost?

GNAT Pro pricing is not published on the website. Customers must request a pricing quote by contacting AdaCore directly or speaking with a GNAT Pro expert.

Source
RescueTime: Does RescueTime still have a free tier?

No. RescueTime discontinued its free tier in 2023. The service now requires a paid subscription starting at $12 per month or $78 per year.

Source
GNAT Pro: What is GNAT Pro licensing model?

GNAT Pro is sold on a per-user, per-year basis with no license locks. Customers can request pricing for their specific needs.

Source
RescueTime: What platforms does RescueTime support?

RescueTime supports Windows, macOS, Android, and web. iOS support is limited to passive features like calendar sync and mobile summary emails.

Source
RescueTime: What are the key productivity features in RescueTime?

RescueTime offers automatic time tracking, Focus Time for blocking distractions, idle time monitoring, goal-setting with reminders, and in 2026 adds AI-Based Focus Sessions with real-time alerts to detect poor focus patterns.

Source
RescueTime: Is there a team plan for RescueTime?

Yes. The team plan costs $6 per user per month when billed annually, with a minimum of 3 users required.

Source
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