Comparison

Siren Training App vs Grammagical

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Siren Training App

Learn essential life-saving skills in First Aid and Fire Safety from experienced professionals. This app offers engaging and enjoyable training designed to equip individuals with valuable knowledge for emergencies.

Highlights
  • First Aid training
  • Fire Safety courses
  • Expert instructors
  • Life-saving skills
  • Engaging learning experience
Features
Read full description

Siren Training was set up by a group of Firefighters in 2013. Armed with a wealth of knowledge and experience in First Aid and Fire Safety, we deliver interesting, enjoyable, life-saving skills to all sectors. We now operate throughout the UK and Ireland and have 70+ instructors with backgrounds as Paramedics, NHS and the Armed Forces. All of whom share the same passion and drive to share these valuable skills with everyone. Who else better to deliver your training?

About

Grammagical

Features
Read full description

Turn grammar into a game your child actually wants to play. Created by a qualified teacher and parent, every question is read aloud โ€” so children can learn even before they can read independently. No overwhelming text. No frustration. Just magical learning moments! HOW IT WORKS Children learn through a range of quick, interactive grammar games. They might hear a sentence and choose the missing word, spot a mistake, decide if a sentence is correct, or tap where punctuation should go. Simple, engaging, and designed to build real understanding. Grammagical adapts to your child's ability โ€” starting at the right level and growing with them as they learn. WHY PARENTS LOVE GRAMMAGICAL Aligned to the UK National Curriculum Builds real grammar confidence Clear progress tracking for every child Up to 4 children per account No ads. No distractions. Ever. WHAT CHILDREN LEARN Sentences, nouns and verb tenses Adjectives, adverbs and pronouns Punctuation and sentence structure Comparatives and superlatives And more across multiple levels GAME TYPES Fix the Sentence โ€” Hear a sentence with a missing word, tap the right answer. True or False โ€” Is the sentence correct? A quick way to spot mistakes. Spot the Mistake โ€” Find the error hiding in the sentence. Odd One Out โ€” Which word doesn't belong? Punctuation Tap โ€” Tap where the full stop or capital letter should go. New games and activities are added regularly โ€” so learning never gets repetitive. UK CURRICULUM ALIGNED Grammagical is fully aligned to the UK National Curriculum and uses British English accents throughout. Every question is carefully written to be clear, age-appropriate and genuinely educational. FOR PARENTS Stay in control with a simple parent dashboard. Track your child's progress, see what they've mastered, and follow their learning journey as they grow. Each child has their own profile, avatar and progress โ€” perfect for families with multiple children. SAFE & PRIVATE No advertising. Ever. No additional purchases โ€” one subscription covers everything. No social features. No external links accessible to children. Designed with children's privacy in mind. All child data is securely managed under the parent account. SUBSCRIPTION 7-day free trial ยฃ5.99/month or ยฃ34.99/year (UK pricing โ€” varies by region) One subscription covers up to 4 children Cancel anytime in Settings Payment via Apple Start your child's grammar adventure today โ€” free for 7 days. Terms of Use: https://www.grammagical.app/terms Privacy Policy: https://www.grammagical.app/privacy

Screenshots

Siren Training App4 screens
Grammagical4 screens

Verdict

The call

The clearest difference is in-app purchases: Siren Training App at none against Grammagical's 2. Grammagical's advantage is update cadence (fortnightly vs every 15 months) and device support (3 vs 1). On price and ads there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Grammagical sells 2 in-app purchases, starting at $5.99 per month. Siren Training App asks for nothing beyond the download.

UpkeepUpdate frequency

Siren Training App ships an update every 15 months, Grammagical fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard4 real differences ยท 4 level
Siren Training App versus Grammagical: the parameters behind the verdict, then further details
ParameterSiren Training AppGrammagical
PriceFreeFree
Positive reviews50.0% of reviewsโ€”
Update frequencyEvery 15 monthsFortnightly โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
MonetizationFreeโ€”
DevicesiPhoneiPhone, iPad, iPod โ€” better
Requires iOS18.015.1 โ€” better
Further details โ€” not scored
Size36 MB200 MB
Age rating12+4+
DeveloperSiren Training LtdBuilt By Bo Ltd

In-app purchases

None

Siren Training App

No in-app purchases

2 purchases

Grammagical

Subscriptions2
  • Grammagical Monthly7 Days trial$5.991 Month
  • Grammagical Annual7 Days trial$34.991 Year

Questions

Is Siren Training App free?
Siren Training App is free to download, with no in-app purchases.
Is Grammagical free?
Grammagical is free to download, with in-app purchases available.
Do Siren Training App or Grammagical have ads?
Neither Siren Training App nor Grammagical shows ads.
Which is updated more often, Siren Training App or Grammagical?
Siren Training App ships an update every 15 months, and Grammagical fortnightly. Most recently, Siren Training App was updated on November 2, 2026 and Grammagical on October 31, 2026.

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