Comparison

Sapling vs Flash Stack

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

Head to head
About

Sapling

Features
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Sapling is focused GCSE Spanish vocabulary revision that knows where you are heading. Choose your Foundation or Higher paper, set your exam date, and get a focused daily plan that fits the time you have. Sapling schedules vocabulary practice around what you need to remember โ€” so your revision stays purposeful from first words to final review. STUDY THE AQA CORE Work through AQA GCSE Spanish vocabulary organised by tier and topic. See what is secure, what is still growing, and where to focus next. PRACTISE IN MORE THAN ONE WAY Learn, test yourself, type answers, listen, dictate, and practise recall. Different exercises help turn recognition into usable vocabulary. PLAN TO YOUR EXAM Choose your paper date and daily time budget. Sapling adjusts your workload as you study, protecting time for revision near the exam. SEE PROGRESS THAT MEANS SOMETHING Follow your coverage, recent activity, topic progress, streak, and words that need another look. BUILT FOR A REAL GCSE YEAR No Sapling account is required. Your learning progress is stored privately on your iPhone. Sapling offers optional auto-renewing subscriptions: โ€ข GCSE Year Pass: ยฃ19.99 per year. โ€ข Finish-line access: ยฃ6.99 per month. Payment is charged to your Apple Account at confirmation of purchase. Your subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel subscriptions in your App Store account settings. Sapling is an independent revision tool. It is not affiliated with or endorsed by AQA. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Flash Stack

Features
Read full description

Flash Stack helps you build simple flashcard decks, review what is due, and keep track of your progress without clutter. It is especially useful for GCSE revision, A Level revision, mock exam prep, and steady day-to-day study. Create custom decks for topics, formulas, essay plans, key quotes, definitions, case studies, dates, vocabulary, and revision cards for the subjects you actually study. Add cards one at a time, bulk import larger sets, or export a deck when you want to back it up or move it elsewhere. Study sessions focus on the cards that are ready for review. Reveal each answer, rate how well you remembered it, and Flash Stack schedules the next review using the SM-2 spaced repetition approach. Features: - Create unlimited custom decks - Add and edit question-and-answer cards - Bulk import cards from text, CSV, TSV, or JSON files - Export decks as JSON - Review due cards in focused study sessions - Rate cards as Again, Hard, Good, or Easy - Track review activity, retention, streaks, and upcoming workload - Set an optional daily reminder - Built with support for VoiceOver, Dynamic Type, and Reduce Motion - Clear labels, spoken summaries, and accessible study controls - Works without an account Whether you are preparing for GCSE mocks, A Level papers, class tests, or personal study goals, Flash Stack is designed for quick daily revision. Use it for science facts, maths formulas, history dates, English quotes, languages vocabulary, and other exam content you need to remember properly.

Screenshots

Sapling4 screens
Flash Stack4 screens

Verdict

The call

The clearest difference is in-app purchases: Flash Stack at none against Sapling's 2. Flash Stack also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. Sapling sells 2 in-app purchases, starting at $4.99 per month. Flash Stack asks for nothing beyond the download.

UpkeepUpdate frequency

Sapling ships an update every 3 weeks, Flash Stack every 3 days. The most recent releases landed on November 13, 2026 and November 9, 2026 respectively.

Scorecard2 real differences ยท 4 level
Sapling versus Flash Stack: the parameters behind the verdict, then further details
ParameterSaplingFlash Stack
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 days โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhoneiPhone
Requires iOS17.0 โ€” better18.6
Further details โ€” not scored
Size11 MB8 MB
Age rating4+4+
DeveloperNICHOLAS EDWARD CROSSReuben Enterprises Ltd

In-app purchases

2 purchases

Sapling

Subscriptions2
  • Sapling Grow Monthly3 Days trial$4.991 Month
  • Sapling Grow Annual3 Days trial$29.991 Year
None

Flash Stack

No in-app purchases

Questions

Is Sapling free?
Sapling is free to download, with in-app purchases available.
Is Flash Stack free?
Flash Stack is free to download, with no in-app purchases.
Do Sapling or Flash Stack have ads?
Neither Sapling nor Flash Stack shows ads.
Which is updated more often, Sapling or Flash Stack?
Sapling ships an update every 3 weeks, and Flash Stack every 3 days. Most recently, Sapling was updated on November 13, 2026 and Flash Stack on November 9, 2026.

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