AOSB vs RailFocus
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
AOSB
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Prepare for the Army Officer Selection Board with focused practice tests designed to build speed, accuracy, and confidence. This app helps you practise key assessment areas including Numeracy, Verbal Reasoning, Abstract Reasoning, and Data Interpretation. Each test is timed, giving you realistic pressure while helping you identify areas to improve. Features include: ⢠Timed Numeracy tests covering arithmetic, percentages, ratios, speed-distance-time, and data interpretation ⢠Verbal Reasoning practice with true, false, and can't tell questions ⢠Abstract Reasoning tests with generated shape-pattern questions ⢠Results summary showing correct answers, wrong answers, and score ⢠Review panel for mistakes, including screenshots and explanations where available ⢠Clean, simple interface designed for quick practice sessions
RailFocus
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RailFocus helps you prepare for UK train driver psychometric selection. Practise the kinds of aptitude skills used in assessment centres - attention, scanning, reaction control, memory, rules, reasoning, and more - with clear modules, scores, and progress tracking on your phone. What you get: ⢠Free practice modules to start training straight away ⢠Full mock assessment batteries modelled on real selection-style tasks ⢠Results, personal bests, and weak-area focus so you know what to drill next ⢠A study plan and countdown when you add your assessment date ⢠Guides covering how UK train driver psychometric selection typically works Railfocus plus (optional one-time unlock): Unlock unlimited mock runs, advanced modules, practice playlists, and ongoing weak-area drills. Pay once - practise until you feel ready. Built for assessment prep: ⢠Train in short sessions or longer mock runs ⢠Track improvement over time ⢠Made in the United Kingdom Important: RailFocus is a practice simulator for training only. It is not affiliated with train operating companies and is not an official or certified assessment. Scores are approximate and intended to help you practise, not to predict a pass or fail. Privacy Policy https://josephhalls.co.uk/privacy-policy Terms of use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: AOSB at none against RailFocus's 1. RailFocus's advantage is update cadence (weekly vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. RailFocus sells 1 one-off in-app purchase. AOSB asks for nothing beyond the download.
AOSB ships an update every 2 weeks, RailFocus weekly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.
| Parameter | AOSB | RailFocus |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Weekly ā better |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 15.6 ā better | 16.4 |
| Further details ā not scored | ||
| Size | 12 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | George Lee | Joseph Halls |
In-app purchases
AOSB
No in-app purchases
RailFocus
- RailFocus Plus$9.99
Questions
Is AOSB free?
Is RailFocus free?
Do AOSB or RailFocus have ads?
Which is updated more often, AOSB or RailFocus?
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