TwinClock vs Sapling
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
TwinClock
This app helps toddlers develop better sleep habits by visually signaling when it's time to wake up. It uses fun animations and a reward system to encourage children to wait for the sun to appear before leaving their beds.
- Customizable wake-up time
- Optional unlock code
- Fun graphics and animations
- Works on various devices
- No special permissions needed
- Reward program for children
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TwinClock is a simple sleep trainer app for your toddler. Just wait for the sun to show up before getting out of the bed! All you set is the wake-up time and an optional unlock code, and then leave it to TwinClock to make it fun for your little one to sleep longer. The funny stars will disappear one by one until the big bright smiley sun comes up. With a reward program based on your childβs ability to wait for the sun before getting out of the bed, you can expect great results after a week and sleep longer in the mornings. Features - Customizable wake up time - Setup your own unlock code, making sure your little one canβt wake up the sun earlier - Funny graphics and animations made for children - Works on all major devices such as tablets and phones, including older ones - No specific permissions required to run Recommendations - Place your device on a shelf for instance, ensuring your toddler cannot easily grab it - Adjust your deviceβs screen brightness accordingly - Make sure your device is in airplane mode, to avoid any notifications from calls or messages - Mute your device sounds & notifications - Great results with toddlers from 2 years old
Sapling
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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 β 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: β’ GCSE Year Pass: Β£19.99 per year. β’ Finish-line access: Β£6.99 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/
Screenshots
Verdict
The clearest difference is price: Sapling at Free against TwinClock's $0.99. TwinClock's advantage is in-app purchases (none vs 2) and update cadence (every 5 days vs every 3 weeks). On ads there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Sapling is free to download; TwinClock costs $0.99 up front. Sapling sells 2 in-app purchases, starting at $4.99 per month. TwinClock asks for nothing beyond the download.
TwinClock ships an update every 5 days, Sapling every 3 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.
| Parameter | TwinClock | Sapling |
|---|---|---|
| Price | $0.99 | Free β better |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Every 5 days β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Monetization | Paid | β |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 12.0 β better | 17.0 |
| Further details β not scored | ||
| Size | 97 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Oxegena Sarl | NICHOLAS EDWARD CROSS |
In-app purchases
TwinClock
No in-app purchases
Sapling
- Sapling Grow Monthly3 Days trial$4.991 Month
- Sapling Grow Annual3 Days trial$29.991 Year
Questions
Is TwinClock free?
Is Sapling free?
Do TwinClock or Sapling have ads?
Which is updated more often, TwinClock or Sapling?
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