CO vs IQ Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CO
This app centralizes communication and organization for homeschool co-ops and hybrid schools. It allows families to access calendars, announcements, and documents, while teachers and admins can manage updates and event participation, streamlining program coordination.
- Program calendars and announcements
- Access to policies and documents
- Event signups and participant details
- Admin communication management
- Centralized essential information
- Notifications and updates
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CO-OP Link helps homeschool co-ops keep families, teachers, and admins on the same page. Instead of chasing updates across text messages, email threads, paper folders, and spreadsheets, your program can keep the essentials in one app. Families can quickly check program calendars, announcements, policies, documents, signups, and notifications. Teachers and program leaders can share important updates, organize event participation, and make it easier for every family to know what is happening next. Use CO-OP Link to: - Find program information fast - Check calendars and upcoming events - View announcements and key updates - Access policies and documents - See event signups and participant details - Help admins manage communication across the program CO-OP Link is built for homeschool co-ops, hybrid schools, and education programs that need calmer coordination and clearer family communication. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
IQ Test
Measure your cognitive abilities with an adaptive IQ test. Receive a detailed score, brain map, and career suggestions. Includes brain games to train your mind and track your progress over time.
- Adaptive IQ testing
- 7 cognitive skill measurement
- Detailed brain map
- Career and learning style suggestions
- Progress tracking
- Brain training games
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What's your real IQ? Take an adaptive IQ test that measures 7 cognitive skills. In about 25 minutes you get your score, your percentile for your age and a full brain map. WHAT YOU GET • IQ score and rank: see exactly where you sit on the bell curve for your age group • Brain map: separate scores for pattern recognition, number sequences, logical reasoning, verbal analogies, spatial reasoning, working memory and processing speed • Career match and learning style: careers that suit how you think, and how you learn best • Progress tracking: retake the test and follow every result over time • Score card: share your result and challenge friends to beat it THE TEST • 28–42 adaptive questions that adjust to your level • 7 skill categories, about 25 minutes • Scoring calibrated to your age TRAIN YOUR BRAIN • 6 brain games with 400+ levels: path memory, "what changed?", number hunt, logic grids, a geography quiz and more • Daily quests and streaks to build the habit No ads. No account needed. Privacy Policy: https://docs.google.com/document/d/e/2PACX-1vR7H5pAjdxmq_A4HZAuJhxPQHtFxIudxxSF46IiUQl2n0o4foEdIjt_ps1vfrZDazkUpUd106OjtgTl/pub Terms of Use: https://docs.google.com/document/d/e/2PACX-1vReWwlhMIieSAFYNZ5c0DnWBftQ9otwTpGLf7-ifS1bx1aO8q3hPaGhBGeVh5y-1MWH3tLLYGSeL4GU/pub
Screenshots
Verdict
CO and IQ Test are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. CO sells 2 in-app purchases, starting at $79.00 per month and IQ Test sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for CO against 5.0 for IQ Test. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
CO ships an update every 2 months, IQ Test every 6 weeks. The most recent releases landed on October 30, 2026 and November 3, 2026 respectively.
| Parameter | CO | IQ Test |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 106 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | jeff posth | Onur Yuksekkaya |
Customer experience
CO
IQ Test
In-app purchases
CO
- Growth$79.001 Month
- Pro$149.001 Month
IQ Test
- Monthly Premium$2.991 Month
- BrainX Pro Yearly1 Year trial$29.991 Year









