promi$er vs TaskBlocks
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
promi$er
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PROMI$ER: BE A PRO AT KEEPING PROMISES transform your commitments with this innovative todo app that harnesses the power of loss aversion - our natural tendency to fear losses more than we value gains. while the satisfaction of completing a task fades quickly, the prospect of losing something tangible keeps us laser-focused on our goals. HOW IT WORKS β’ set meaningful tasks and assign them monetary value β’ complete tasks on time and earn your achievements β’ only if you miss a deadline, you'll pay fine that you've set β’ build a proven track record of reliability the science is clear: we're twice as motivated to avoid losses as we are to achieve gains. promi$er uses this psychological principle to help you follow through on your promises. by attaching real value to each commitment, you'll think more carefully about what you promise and feel a stronger drive to achieve it. so... DO NOT PAY! be miser; own your promises. there are things money cannot buy. WHY YOU'LL SUCCEED β’ transform vague intentions into concrete commitments β’ stay accountable through meaningful stakes β’ build lasting self-trust and discipline β’ experience the satisfaction of consistent achievement β’ you will start to take your word seriously your promises have real value. promi$er helps you discover it by making each commitment count. start making promises you'll keep, stay motivated, and become the reliable achiever you've always wanted to be. remember: when you make a promise, you don't owe anybody anything - you only owe it to yourself. download now and experience the power of loss aversion working for you, not against you.
TaskBlocks
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How many blocks make up your day? taskblocks is a new time management app that divides your day into 96 blocks of 15 minutes each, helping you plan and take action with precision. Based on psychological and educational research on the β15-minute focus cycleβ, taskblocks helps you design a more efficient and immersive day.
Screenshots
Verdict
The clearest difference is in-app purchases: TaskBlocks at none against promi$er's 5. On price, ads, device support and iOS requirement 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
Both are free to download. promi$er sells 5 one-off in-app purchases. TaskBlocks asks for nothing beyond the download.
| Parameter | promi$er | TaskBlocks |
|---|---|---|
| Price | Free | Free |
| Update frequency | β | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone | iPhone, iPad β better |
| Requires iOS | 17.0 | 17.0 |
| Further details β not scored | ||
| Size | 3 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Dongha Lee | songeun Lee |
In-app purchases
promi$er
- very low fine$0.29
- low fine$0.99
- medium fine$7.99
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- high fine$29.99
- very high fine$99.99
TaskBlocks
No in-app purchases








