Chally vs Stamply
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chally
Read full descriptionHide full description
Break free from bad habits and dopamine addictions that consume you Join any dopamine addiction breaking challenge you want! - Choose or directly input the habits or addictions you want to quit - Start with shorter periods and gradually increase them to feel a sense of achievement - You can also take on unlimited challenges without setting a specific time period Three days? Now aim for 100 days! - The app provides various features to help you break free from dopamine addiction, including real-time timers, calendars, widgets, and motivational quotes - Review your reset history to avoid repeating past mistakes - Level up as you break your record for longest time without addiction Breaking free from dopamine addiction together - Compete with other users through real-time rankings, challenge together, and feel accomplished as you break addictions - See how long other users have resisted their addictions in real-time - Set a period to break addictions with your friends and take on challenges together Community - Communicate with other users in the community and bookmark your favorite quotes about addiction and dopamine - A space to grow together by sharing experiences and information about addiction and dopamine Must-have features - Receive notifications for various challenges and community activities - Get an overview of your addiction-breaking progress and check statistics at a glance Try to completely break free from those bad habits and dopamine addictions you've been trying to quit with Challenge Together, and create a better daily life through dopamine detox!
Stamply
Read full descriptionHide full description
Create custom reward punch cards, share them with family and friends, and follow their progress from your device. Stamply is a simple, customizable punch card maker for chores, habits, personal goals, rewards, and shared challenges. Choose a design, set a goal, and start collecting stamps—no account setup required. CREATE A CARD YOUR WAY Make a punch card that fits your goal. • Use your own photo or illustration • Choose from built-in themes and colors • Select your favorite stamp design • Set a goal from 5 to 50 stamps • Add your own card name and reward Your images come first, so every card can feel personal. MAKE EVERYDAY PROGRESS VISIBLE Turn small actions into progress you can see. Stamply is useful for: • Homework and studying • Brushing teeth • Household chores • Reading • Exercise • Morning and evening routines • No-spend challenges • Personal rewards Each stamp marks one more step toward the goal. SHARE CARDS EASILY Share a card by QR code or link so another person can receive and use it on their device. Use Stamply with: • Parents and children • Couples • Friends • Roommates • Study partners • Workout partners Create a shared challenge, encourage a new routine, or build your own reward system together. FOLLOW SHARED CARD PROGRESS Check the progress of cards you have shared without changing the recipient’s stamps. You can view: • The current stamp count • The current card sheet • The latest completed goal • The number of days taken to reach a goal • Previous goal history This makes it easier to encourage progress, even when you are using separate devices. KEEP A RECORD OF ACHIEVEMENTS When a card reaches its goal, continue with a new sheet and keep building the habit. Goal history helps you look back on completed milestones and see how far you have come. QUICK AND SIMPLE SETUP Create a card in just two steps. STEP 1: Choose the background and stamp design STEP 2: Enter the card name, goal, and number of stamps No complicated setup is required. NO ACCOUNT SETUP REQUIRED Start creating cards without registering an email address or password. FREE AND PREMIUM OPTIONS With the free version, you can: • Create up to three cards • Track the progress of one shared card • Share and receive cards • Use custom images and designs • View stamp and goal history A one-time Premium upgrade unlocks: • Unlimited card creation • Unlimited shared card progress tracking • Ad-free use There is no recurring subscription. PERFECT FOR • Parents creating chore and reward cards • Families building positive routines • Friends completing challenges together • Couples creating fun personal rewards • Anyone who wants a visual and enjoyable way to track progress Create it. Share it. Fill it together. Make every small achievement count with Stamply.
Screenshots
Verdict
The clearest difference is update cadence: Chally at every 4 days against Stamply's every 11 days. Stamply's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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. Chally sells 1 one-off in-app purchase and Stamply sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Chally ships an update every 4 days, Stamply every 11 days. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.
| Parameter | Chally | Stamply |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days — better | Every 11 days |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 54 MB | 68 MB |
| Age rating | 12+ | 4+ |
| Developer | JUNYONG YOU | YUKI HIGASHI |
In-app purchases
Chally
- Premium Upgrade$5.99
Stamply
- Premium Plan$1.99









