Comparison

Optix vs Sardines Carpool

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

Head to head
About

Optix

This app provides a mobile-first experience for smart and connected workplaces. It powers coworking spaces and enterprise organizations, offering seamless access to workplace resources. Contact your community manager for access.

Highlights
  • Mobile-first workplace experience
  • Powers coworking spaces
  • Supports enterprise organizations
  • Seamless access to workplace resources
Features
Read full description

Optix is the technology platform for smart and connected workplaces. Our software powers coworking spaces and enterprise organizations with a delightful mobile-first experience. To gain access to your organization's workplace app, please contact your coworking community manager.

About

Sardines Carpool

Effortlessly organize carpools directly within iMessage. Create ride polls, manage multiple vehicles, and save your car details for quick setup. Everything stays within your conversations, no accounts or servers needed.

Highlights
  • Create ride polls in iMessage
  • Support for multi-vehicle trips
  • Save custom vehicle seat layouts
  • Automatic name saving
  • No accounts or server reliance
  • Trip scheduling with date and time
Features
Read full description

Sardines makes organizing carpools effortless — right inside iMessage. No accounts, no downloads for your friends, no switching between apps. Just open Sardines in any conversation and start filling seats. **Create Ride Polls in Seconds** Pick your vehicle, assign a driver, add passengers to seats, and share the ride poll with your group. Everyone in the conversation can see who's riding where at a glance. **Multi-Vehicle Trips** Need more than one car? Add multiple vehicles to a single trip and assign passengers across all of them. The message preview adapts automatically — from a detailed single-car view to a compact multi-vehicle summary. **Your Vehicle Garage** Save your cars, vans, and SUVs with their exact seat layouts. Support for regular seats, shotgun, car seats, and boosters — so you always know who fits where. Switch vehicles with a tap when plans change. **Names That Stick** Sardines remembers your drivers, passengers, and trip names. The more you use it, the faster it gets. Names from rides other people send you are saved automatically too. **No Accounts. No Servers.** Everything stays in iMessage. Your ride details are encoded directly in the message — no sign-ups, no cloud storage, no tracking. It just works. **Trip Scheduling** Add a date and time to any ride so everyone knows when to be ready. **Built for Real Life** Whether it's the daily school run, a weekend trip, or coordinating rides to the game, Sardines keeps everyone on the same page without the group text chaos.

Screenshots

Optix4 screens
Sardines Carpool3 screens

Verdict

The call

The clearest difference is review sentiment: Sardines Carpool at 100% against Optix's 67%. Sardines Carpool also leads on update cadence (every 4 days vs every 5 weeks). Optix's advantage is rating (4.9 vs 4.7) and ratings volume (149 vs 12). On price, ads, in-app purchases and monetization model 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

Optix holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Optix has 149 ratings behind it against 12, so its average is the more settled of the two. Written reviews complicate that: 67% of Optix's written reviews are positive against 100% of Sardines Carpool's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Optix ships an update every 5 weeks, Sardines Carpool every 4 days. The most recent releases landed on September 24, 2026 and June 5, 2026 respectively.

Scorecard5 real differences · 5 level
Optix versus Sardines Carpool: the parameters behind the verdict, then further details
ParameterOptixSardines Carpool
PriceFreeFree
Rating4.9 (149 ratings) — better4.7 (12 ratings)
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings149 — better12
Update frequencyEvery 5 weeksEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.2
Further details — not scored
Size44 MB14 MB
Age rating12+4+
DeveloperShareDesk Global Inc.Robert Mc Cord Hoehn

Customer experience

Optix

All ratings149 ratings
Positive99.3%
Neutral0.0%
Negative0.7%
Written reviews6 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

Sardines Carpool

All ratings11 ratings
Positive90.9%
Neutral0.0%
Negative9.1%
Written reviews9 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Optix

No in-app purchases

None

Sardines Carpool

No in-app purchases

Questions

Is Optix free?
Optix is free to download, with no in-app purchases.
Is Sardines Carpool free?
Sardines Carpool is free to download, with no in-app purchases.
Which has better reviews, Optix or Sardines Carpool?
Optix is rated higher. Optix averages 4.9 out of 5 from 149 ratings, while Sardines Carpool averages 4.7 from 12 ratings.
Do Optix or Sardines Carpool have ads?
Neither Optix nor Sardines Carpool shows ads.
Which is updated more often, Optix or Sardines Carpool?
Optix ships an update every 5 weeks, and Sardines Carpool every 4 days. Most recently, Optix was updated on September 24, 2026 and Sardines Carpool on June 5, 2026.

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