Comparison

Decision Jar vs PairDiary

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

Head to head
About

Decision Jar

This app helps you make decisions by creating digital jars filled with options. Simply shake your phone to get a random pick, eliminating indecision for everyday choices like meals or activities. It offers features like AI suggestions, decision history tracking, and offline functionality.

Highlights
  • Create unlimited decision jars
  • Add unlimited options
  • Shake or tap to pick randomly
  • AI-powered suggestions
  • Track decision history
  • Share jars with friends
  • Works offline
Features
Read full description

Can't decide? Create jars, add options, shake to pick. Problem solved. Stop overthinking. Start shaking. "What should I eat for dinner?" "Which movie should we watch?" "Should I finally text them back?" If these questions send you into a 45-minute spiral of indecision, Decision Jar is about to become your new best friend. HOW IT WORKS Create digital "jars" filled with options for any decision. Can't pick a restaurant? Make a jar. Don't know what game to play? Make a jar. Need to assign chores fairly? You guessed it—jar. When it's time to decide, shake your phone and let the jar pick for you. No more pros and cons lists. No more asking your group chat. Just pure, satisfying randomness. FEATURES - Create unlimited jars for every type of decision - Add as many options as you need - Shake your phone (or tap) to randomly pick - AI-powered suggestions help you fill jars faster - Track your decision history—see what you picked and when - Gamification: earn streaks and unlock achievements - Share jars with friends via links or QR codes - Import jars others have shared with you - Works offline—your data stays on your device - Dark mode for late-night decision-making - Multiple languages supported (English and Spanish) PERFECT FOR → Dinner debates that never end → Movie night standoffs → "Where should we go?" road trip moments → Picking who goes first on game night → Assigning random tasks or chores → Creative prompts and writing exercises → Gift ideas and wish lists → Workout routines and exercise selection → Date night activities → Literally any choice that doesn't need to be this hard PRIVACY FIRST Your jars, your business. Decision Jar stores everything locally on your device. No accounts required. No cloud sync. No data collection. Just you and your decisions. FREE VS PREMIUM Decision Jar is free to use with up to 3 jars and 5 options per jar. Want more? Go premium for unlimited jars, unlimited options, 50 AI suggestions per day, and an ad-free experience. Monthly: $2.99 Yearly: $14.99 DECISION FATIGUE IS REAL Studies show we make around 35,000 decisions every day. No wonder you're exhausted by the time someone asks what's for dinner. Decision Jar takes the small choices off your plate so you can save your brainpower for the ones that actually matter. Or don't. We're not your boss. Shake a jar about it. By the way, we support both English and Spanish! ABOUT VOLVOX Decision Jar is built by Volvox, a software studio and programming community focused on apps that solve everyday problems. We believe technology should make life simpler—not more complicated. Questions? Feedback? Found a bug? We'd love to hear from you. Download Decision Jar and make your next decision the easy way. Privacy Policy: https://decisionjar.app/privacy Terms of Service: http://decisionjar.app/terms

About

PairDiary

This app provides a private shared journal for couples to document their relationship journey. It allows partners to write entries together, attach secret messages, and view their memories on a shared timeline. Designed for couples of all stages, it offers a secure space to preserve special moments.

Highlights
  • Private shared journal for two
  • Attach secret 'Whispers' to entries
  • Shared relationship timeline
  • Designed for long-distance couples
  • End-to-end private notes
Features
Read full description

PairDiary is the private shared diary for couples — write your relationship journal together, attach secret Whispers to each memory, and watch your love story unfold on a timeline made for two. Your relationship has a story worth keeping. PairDiary is the couple journal where you and your partner write it together, one entry, one whisper, one milestone at a time. SHARED DIARY, JUST FOR TWO One private journal you both write in. No social feed, no algorithm, no sharing buttons. What you put here stays between you and your partner — your own private couples diary. WHISPERS — NOTES BEHIND THE NOTES Attach a private message to any diary entry. A thought you didn't say out loud. Something only your boyfriend, girlfriend, husband, or wife would understand. Whispers turn an ordinary memory into something deeper. YOUR RELATIONSHIP TIMELINE Every entry lands on a shared timeline you can scroll back through together. Anniversaries, first dates, milestones — but also the random Wednesday that was somehow really good. BUILT FOR LONG DISTANCE TOO Across town or across continents, PairDiary keeps your relationship present. Long distance couples use the shared journal to stay close, celebrate anniversaries, and never miss a moment. PRIVATE BY DESIGN Two people. No one else. Your entries aren't analyzed, shared, or surfaced anywhere. End-to-end private notes, just for you and your partner. PERFECT FOR: - Dating couples building their first memories together - Engaged or married partners keeping a relationship journal - Long distance couples staying emotionally connected - Anyone who wants a private diary for two instead of social media WHY COUPLES CHOOSE PAIRDIARY: - Truly private — your shared diary stays between two - Built for partners, not the public - Whispers feature found nowhere else - Beautiful relationship timeline view - Works for new and long-term couples Download PairDiary and invite your partner today. Five years from now, you'll be glad you started writing your love story down. Terms of Use: https://couplespairdiary.web.app/terms Privacy Policy: https://couplespairdiary.web.app/privacy

Screenshots

Decision Jar4 screens
PairDiary4 screens

Verdict

The call

The clearest difference is ads: PairDiary at none against Decision Jar's shown. PairDiary also leads on iOS requirement (13.0 vs 15.1). Decision Jar's advantage is ratings volume (3 vs 1). On price, rating, update cadence and in-app purchases 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. Decision Jar sells 2 in-app purchases, starting at $2.99 per month and PairDiary sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Decision Jar against 5.0 for PairDiary. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

Decision Jar ships an update fortnightly, PairDiary every 3 weeks. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 7 level
Decision Jar versus PairDiary: the parameters behind the verdict, then further details
ParameterDecision JarPairDiary
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings3 — better1
Update frequencyFortnightly — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size66 MB110 MB
Age rating4+4+
DeveloperVolvox LLCMohamed amine Hnioua

Customer experience

Decision Jar

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PairDiary

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Decision Jar

Subscriptions2
  • Decision Jar Premium Monthly7 Days trial$2.991 Month
  • Yearly Premium$14.991 Year
2 purchases

PairDiary

Subscriptions2
  • Monthly$6.991 Month
  • PairDiary Yearly7 Days trial$39.991 Year

Questions

Is Decision Jar free?
Decision Jar is free to download, with in-app purchases available.
Is PairDiary free?
PairDiary is free to download, with in-app purchases available.
Which has better reviews, Decision Jar or PairDiary?
Decision Jar and PairDiary are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do Decision Jar or PairDiary have ads?
Decision Jar shows ads; PairDiary does not.
Which is updated more often, Decision Jar or PairDiary?
Decision Jar ships an update fortnightly, and PairDiary every 3 weeks. Most recently, Decision Jar was updated on October 7, 2026 and PairDiary on October 2, 2026.

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