Ultimate Challenge App vs Open
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ultimate Challenge App
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Manage your Ultimate Challenges on the go with the Ultimate Challenges app. Submit your activity, complete milestones and interact with other challengers in the app.
Open
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Open-OH: supporting you on your journey with Long Covid, Fibromyalgia, ME/CFS and more. Track your symptoms, and engage with resources to help you increase your functional capacity and make informed decisions about your condition and occupation DIARIES Track your activity levels, sleep, meals, symptoms and more ASSESSMENTS Access industry standard, condition specific Patient Reported Outcome Measures (PROMs) RESOURCES Receive personalised suggestions to access lots of support resources to educate and guide you on your journey with your long term conditions. Including symptoms specific resources, financial guides, and advice for your manager or employer. FIND SUPPORT Find local services to support your journey
Screenshots
Verdict
The clearest difference is update cadence: Open at every 2 weeks against Ultimate Challenge App's every 4 months. Ultimate Challenge App's advantage is iOS requirement (13.0 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ultimate Challenge App ships an update every 4 months, Open every 2 weeks. The most recent releases landed on February 24, 2026 and September 6, 2026 respectively.
| Parameter | Ultimate Challenge App | Open |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 160 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Active Connections Ltd | Elaros |
In-app purchases
Ultimate Challenge App
No in-app purchases
Open
No in-app purchases
Questions
Is Ultimate Challenge App free?
Is Open free?
Do Ultimate Challenge App or Open have ads?
Which is updated more often, Ultimate Challenge App or Open?
Other comparisons
