Percent vs Watson
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Percent
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Master the data interpretation skills needed for corporate aptitude tests. Percent-O provides infinite, realistic practice for numerical reasoning exams. Infinite Practice Procedurally generated exam sessions ensure you never see the same question twice. Memorization won't work; you must master the logic. Realistic Data Analyze complex tables including Revenue, Headcount, and Exchange Rates under strict time limits. Trap Training Learn to identify specific "distractor" answers designed to trick you, including: Denominator Errors: Using the wrong base year. Unit Errors: Missing the "thousands" multiplier. Data Sufficiency: Recognizing when an answer "Cannot be calculated." Professional Scoring Receive a Stanine Score (1–9) and a breakdown of your accuracy and speed, matching the grading standards used by employers.
Watson
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Master the Watson Glaser Critical Thinking Appraisal. Practice all five sections: inference, recognition, deduction, interpretation, and evaluation of arguments. Ideal for job applications and assessments. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://flysky-privacy.pages.dev
Screenshots
Verdict
The clearest difference is ads: Watson at none against Percent's shown. Watson also leads on iOS requirement (13.0 vs 26.1). On price, 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. Percent sells 1 one-off in-app purchase and Watson sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.
| Parameter | Percent | Watson |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Marc Picco | FLY SKY PTY LTD |
In-app purchases
Percent
- Remove Ads$0.99
Watson
- Watson-Glaser Full Access$6.997 Days
- Watson-Glaser Full Access$16.991 Month
- Watson-Glaser Full Access$39.993 Months
- Unlock Full Access$4.99
