Comparison

Outbuild Field vs Cornerstone Bids

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Outbuild Field

This app provides construction superintendents with a mobile command center for managing complex projects. It offers interactive Gantt charts, lookahead planning, and real-time progress tracking directly from the jobsite, even with limited connectivity.

Highlights
  • Interactive Gantt charts
  • 3-week or 6-week lookahead planning
  • Project orchestration for multiple crews
  • Real-time progress tracking
  • Offline mode for on-site work
Features
Read full description

Description: The Command Center for Construction Superintendents. Outbuild Field brings the power of the master schedule to the iPad, allowing managers to orchestrate complex projects directly from the jobsite. Key Features: Interactive Gantt Charts: View and adjust your master schedule with a UI optimized for iPad. Lookahead Planning: Build and manage 3-week or 6-week lookaheads with drag-and-drop ease. Project Orchestration: Manage multiple crews and trade partners from a single bird’s-eye view. Real-time Analytics: Track planned vs. actual progress to keep your project on time. Offline Mode: Keep working on-site even when the connection is low.

About

Cornerstone Bids

Streamline concrete and masonry estimating with phase-based takeoff calculators and automated pricing. Generate professional proposals quickly from your mobile device or web browser, empowering subcontractors to bid with confidence.

Highlights
  • Phase-based takeoff calculators
  • Centralized pricing
  • Quantity tracking
  • Professional proposal generation
  • Cross-device access
Features
Read full description

DESCRIPTION Cornerstone Bids is built for concrete and masonry subcontractors who are tired of estimating with spreadsheets and being tied to a computer. Create accurate takeoffs by phase—including footings, slabs, walls, columns, and more—with calculators designed around the work you perform in the field. Set your material, labor, and equipment pricing once in Project Settings, and automatically apply it throughout your estimate. When your estimate is complete, turn it into a clean, professional proposal in seconds. Cornerstone Bids gives working subcontractors the practical tools they need to estimate faster, stay organized, and bid with confidence. FEATURES • Phase-based takeoff calculators • Centralized material, labor, and equipment pricing • Concrete, rebar, block, and wire mesh quantity tracking • Professional proposal generation • Access estimates from your phone, tablet, or web browser

Screenshots

Cornerstone Bids3 screens

Verdict

The call

The clearest difference is update cadence: Cornerstone Bids at every 3 days against Outbuild Field's every 11 days. Cornerstone Bids also leads on monetization model (free vs ad-supported) and device support (3 vs 1). Outbuild Field's advantage is ratings volume (9 vs 2). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Outbuild Field against 5.0 for Cornerstone Bids. Both are backed by a comparable volume of ratings — 9 and 2 respectively.

UpkeepUpdate frequency

Outbuild Field ships an update every 11 days, Cornerstone Bids every 3 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 6 level
Outbuild Field versus Cornerstone Bids: the parameters behind the verdict, then further details
ParameterOutbuild FieldCornerstone Bids
PriceFreeFree
Rating5.0 (9 ratings)5.0 (2 ratings)
Positive reviews—100.0% of reviews
Number of ratings9 — better2
Update frequencyEvery 11 daysEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPadiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size91 MB0 MB
Age rating4+17+
DeveloperIpsum SpACornerstonebids LLC

Customer experience

Outbuild Field

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Cornerstone Bids

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Outbuild Field

No in-app purchases

None

Cornerstone Bids

No in-app purchases

Questions

Is Outbuild Field free?
Outbuild Field is free to download, with no in-app purchases.
Is Cornerstone Bids free?
Cornerstone Bids is free to download, with no in-app purchases.
Which has better reviews, Outbuild Field or Cornerstone Bids?
Outbuild Field and Cornerstone Bids are both rated 5.0 out of 5 on the App Store, from 9 and 2 ratings respectively.
Do Outbuild Field or Cornerstone Bids have ads?
Neither Outbuild Field nor Cornerstone Bids shows ads.
Which is updated more often, Outbuild Field or Cornerstone Bids?
Outbuild Field ships an update every 11 days, and Cornerstone Bids every 3 days. Most recently, Outbuild Field was updated on October 7, 2026 and Cornerstone Bids on October 6, 2026.

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