Comparison

D vs Halliday G2

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

Head to head
About

D

Configure your performance vehicle's sequential shift light wirelessly. This app allows for device setup, firmware updates, and seamless pairing. A compatible shift light device is necessary for operation.

Highlights
  • Wireless pairing
  • Device configuration
  • Firmware updates
  • Official app for D-Shift
  • Performance vehicle integration
Read full description

Official configuration app for D-Shift, The Ultimate Sequential Shift Light for your performance vehicle. This app will help you with wireless pairing, device configuration, and firmware updates. A D-Shift shift light from Dauntless Devices LLC is required to use this app. Other devices are not supported.

About

Halliday G2

Features
Read full description

Halliday App is designed to connect your Halliday Glasses, providing a seamless and the best possible user experience. By using the Halliday app, you can easily adjust various settings of your glasses to use the following features on your glasses: 1. Meeting Flow for real-time assistance during meetings, including live prompts, quick research, and quick summaries. 2. Meeting notes and transcripts, automatically generated and organized in the app after each meeting. 3. Real-time translation for global communication, travel, or study abroad. 4. Cheatsheets for public speaking, presentations, and content creation. 5. Halliday AI for hands-free answers, quick help, and everyday questions on the go. 6. Dashboard for viewing your schedule, weather, and reminders at a glance. 7. Notifications for screening and prioritizing important messages while keeping your phone away. 8. Phone calls for hands-free communication, multitasking, and discreet calling in public settings. 9. Music streaming for entertainment, focus sessions, workouts, and background ambiance.

Screenshots

D4 screens
Halliday G24 screens

Verdict

The call

The clearest difference is update cadence: Halliday G2 at every 4 days against D's monthly. On price, ads, in-app purchases and device support 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.

UpkeepUpdate frequency

D ships an update monthly, Halliday G2 every 4 days. The most recent releases landed on October 17, 2026 and October 4, 2026 respectively.

Scorecard1 real difference · 9 level
D versus Halliday G2: the parameters behind the verdict, then further details
ParameterDHalliday G2
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size4 MB71 MB
Age rating4+4+
DeveloperDauntless Devices LLCHALLIDAY HOLDINGS PTE. LTD.

In-app purchases

None

D

No in-app purchases

None

Halliday G2

No in-app purchases

Questions

Is D free?
D is free to download, with no in-app purchases.
Is Halliday G2 free?
Halliday G2 is free to download, with no in-app purchases.
Do D or Halliday G2 have ads?
Neither D nor Halliday G2 shows ads.
Which is updated more often, D or Halliday G2?
D ships an update monthly, and Halliday G2 every 4 days. Most recently, D was updated on October 17, 2026 and Halliday G2 on October 4, 2026.

Other comparisons