1 vs OjasOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1
This app offers children engaging, one-minute math tasks to build number confidence and fluency. Developed by award-winning math resource providers, it delivers targeted practice in short, fun bursts, perfect for home or classroom use.
- One-minute timed math tasks
- Builds number confidence and fluency
- Targeted practice in basic number skills
- Subitising practice
- Randomly generated questions
- Instant feedback and scoring
- Hint button for support
Read full descriptionHide full description
1-Minute Maths is a free app that helps children build number confidence & fluency through engaging, 1-minute tasks. An accessible tool for children to enjoy at home or in class! Developed by White Rose Maths, award-winning providers in maths resources for the classroom and home, it delivers targeted practice in short, bite-sized chunks, perfect for learning and showing children how much fun they can have with basic number. Who is it for? The app is perfect for primary school pupils, individual one-minute tasks focus on adding and subtracting, multiplying and dividing – and on ‘Subitising’, the skill of instantly recognising the number of items in a group without counting. How does it work? Each task gives children engaging and targeted practice in basic number. The app includes a range of topics, with no specific starting point, so a child can begin wherever they like. By applying randomly generated questions every time, users learn the concept and not a sequence of answers. Once a task completes, questions are marked and presented on the screen, giving instant feedback on how they’ve done. It’s quick, simple to use, and most of all, FUN! 1-Minute Maths in action Choose a topic – there are 87 available. Answer a unique set of questions. If needed, use the ‘Hint’ button – it shows the question in a different but familiar way. When the 1-minute is up, answers appear on the screen in seconds. Keen for another task? Then simply go again! An easy-to-use app – and completely FREE! Parents and Carers: download and watch your child have fun while they continue learning maths at home! Teachers: use as a classroom teaching resource – the tasks align consistently with approaches used in the White Rose Maths schemes of learning! Top 10 reasons for using 1-Minute Maths! 1. Excellent number practice – and no distractions. 2. Enjoyable maths tasks children want to complete. 3. Instills basic number concepts during early years. 4. A clear, intuitive process that children pick up straight away. 5. No login or internet access needed. Just download and play! 6. A motivator - how many correct answers can they score? 7. Helpful hints for support when it’s needed. 8. Brilliant for building number confidence and fluency. 9. Random question generator means no repetition. 10. Completely FREE to download! With White Rose Maths, Everyone can do maths: everyone can!
OjasOS
Read full descriptionHide full description
OjasOS is an intelligence workspace designed to help users explore information, documents and knowledge from multiple domains in one place. Features: • Upload PDF, CSV, Excel, images and documents • Ask questions from uploaded files • Citation-based answers • Finance intelligence and market updates • Legal and compliance knowledge workspace • Scholar and current affairs support • Search and explore structured information • Save and organize important findings • Real-time chat experience OjasOS helps transform information overload into structured knowledge and actionable intelligence.
Screenshots
Verdict
1 and OjasOS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
1 ships an update every 3 months, OjasOS every 6 weeks. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.
| Parameter | 1 | OjasOS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 73.3% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 27 MB | 48 MB |
| Age rating | 4+ | 12+ |
| Developer | White Rose Education Services Limited | Harsh Sansanwal |
In-app purchases
1
No in-app purchases
OjasOS
No in-app purchases









