CO vs Kidault Kar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CO
Build a driver-owned rideshare company. This app allows users to create and manage a cooperative for ride-sharing services, empowering drivers.
- Build driver-owned rideshare
- Create cooperatives
- Manage ride-sharing services
- Empower drivers
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Ready to build driver-owned rideshare? Download CO-OP Driver to build your co-op.
Kidault Kar
This app offers a secure and reliable car service in NYC specifically for children. It allows for booking single rides, recurring carpools, and hospital pickups with properly installed car seats. Drivers are background-checked and trained in car seat installation, with live streaming available for added peace of mind.
- Secure children's car service
- Book single rides or carpools
- Hospital pickups with car seats
- Trained and background-checked drivers
- Live streaming for rides
- Choice of vehicle types
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Experience peace of mind with the safest car service in NYC, providing secure and reliable transport for your children. - Ease your worries by booking a single ride to take Kyran to swim practice while you're busy at work - Set up a recurring carpool ride to take Alyvia and her four friends to school every morning - Have a driver pick you and your newborn baby up from the hospital in a correctly installed convertible car seat that goes from newborn to booster - Have a driver pick you and your preschooler up in a correctly installed convertible car seat Choose from a sedan, minivan, or SUV. Are you nervous about your child riding in a car with a stranger? No problem. We have a live stream available for that extra peace of mind during the rides given by our professional drivers who undergo fingerprint-enabled background checks, are trained in the correct installation of car seats, and have in-person training with Kidault.
Screenshots
Verdict
The clearest difference is rating: CO at 3.5 against Kidault Kar's 1.0. CO also leads on review sentiment (33% vs 0%) and ratings volume (33 vs 1). Kidault Kar's advantage is update cadence (daily vs every 6 days) and iOS requirement (12.0 vs 16.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CO holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: CO has 33 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 33% of CO's written reviews are positive against 0% of Kidault Kar's.
CO ships an update every 6 days, Kidault Kar daily. The most recent releases landed on October 22, 2026 and October 2, 2026 respectively.
| Parameter | CO | Kidault Kar |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (33 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 33 — better | 1 |
| Update frequency | Every 6 days | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 116 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | Driver Systems | Kidault Kar LLC |
Customer experience
CO
Kidault Kar
In-app purchases
CO
No in-app purchases
Kidault Kar
No in-app purchases
