Comparison

Stashby vs Promiso

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

Head to head
About

Stashby

Easily save and organize links from any platform with a single tap. Collaborate with friends to create shared collections and quickly find saved content using tags and search.

Highlights
  • One-touch link saving
  • Collaborative bookmark management
  • Web and app integration
  • Link Shortcut Widget
  • Tag and content-based search
  • Alerts for unread bookmarks
Features
Read full description

Stashby | Never lose a link. Just Stash. When you find something you want to remember on YouTube, Instagram, or a blog, are you still using the “Save” button or texting the link to yourself — only to lose it later? Try saving it to Stashby instead! With just one tap, you can easily save links you care about. You can also invite friends as co-managers to create a shared space where you collect links together. - One-touch link saving - Collaborative bookmark management - Web and app integration - Link Shortcut Widget - Tag and content-based search - Alerts for unread bookmarks

About

Promiso

Read full description

Promiso helps you keep your promises and build trust with the people who matter most. Make a promise, track your commitment, and watch your reliability grow. Whether it's a promise to yourself or someone you love, Promiso keeps you accountable with gentle reminders and progress tracking. KEY FEATURES - Create & Track Promises Set promises with deadlines, categories, and priorities. Never forget a commitment again. - Build Your Trust Score Complete promises to increase your trust score and show others (and yourself) that you're someone who keeps their word. - Gamified Progress Earn XP, level up, and unlock achievements as you fulfill your promises. Stay motivated with streaks and milestones. - Smart Reminders Get timely notifications so you never miss a deadline. - Beautiful Statistics View your promise history, completion rates, and relationship insights with detailed stats. - Privacy First All your data stays on your device. Your promises are yours alone. PREMIUM FEATURES - Unlimited promises - Ad-free experience - Advanced statistics - Priority support Start keeping your promises today. Download Promiso and become someone people can count on. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://github.com/gokhanhepsen/promiso/blob/main/PRIVACY_POLICY_EN.md

Screenshots

Stashby4 screens
Promiso4 screens

Verdict

The call

The clearest difference is in-app purchases: Stashby at none against Promiso's 3. Stashby also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Promiso sells 3 in-app purchases, starting at $3.99 per month. Stashby asks for nothing beyond the download.

UpkeepUpdate frequency

Stashby ships an update fortnightly, Promiso every 11 days. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Stashby versus Promiso: the parameters behind the verdict, then further details
ParameterStashbyPromiso
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews98.1% of reviews—
Number of ratings3 — better—
Update frequencyFortnightlyEvery 11 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size37 MB46 MB
Age rating17+4+
DeveloperHobin LeeGOKHAN HEPSEN

In-app purchases

None

Stashby

No in-app purchases

3 purchases

Promiso

Subscriptions2
  • Premium Monthly$3.991 Month
  • Premium Yearly$24.991 Year
One-time1
  • Lifetime Premium$29.99

Questions

Is Stashby free?
Stashby is free to download, with no in-app purchases.
Is Promiso free?
Promiso is free to download, with in-app purchases available.
Do Stashby or Promiso have ads?
Both Stashby and Promiso show ads.
Which is updated more often, Stashby or Promiso?
Stashby ships an update fortnightly, and Promiso every 11 days. Most recently, Stashby was updated on November 4, 2026 and Promiso on October 28, 2026.

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