The Prax vs Surplus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Prax
This app helps you track daily spending and manage budgets with friends and family. It offers real-time collaboration, receipt photo storage, and international currency support. See your daily left-to-spend amount and make informed spending decisions.
- Create unlimited budgets (monthly, weekly, custom)
- Real-time collaboration with friends and family
- Track daily left-to-spend amounts
- Store receipt photos and add notes/emojis
- International currency support
- Tag transactions on a map
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Featured by Apple in “New Apps We Love” and reached #1 in Finance. A simple, and sleek budgeting app that keeps track of all your daily spending and shows a daily left-to-spend amount. CREATE & TRACK BUDGETS •Create as many budgets as you want, Monthly, Weekly or Custom. We don’t limit you! See how much you have left Daily, Weekly and Overall. INTERNATIONAL CURRENCIES •Choose from dozens of currencies. COLLABORATE •You can invite your friends or family members to collaborate in real time on your budgets by sending them a link. Everyone that participates in your budget or tracker can see changes and progress as they’re made. CUSTOMIZED TO YOUR NEEDS •Take a picture of receipts, lists, or any item you need and store them with your spendings. Feel free to add notes or emojis as your budget icons. You can also tag your transactions on the map and view it in your budgets at any time. TIP JAR •We don't charge for any premium features so we appreciate a tip in Settings page. Feel like doing a spontaneous buy or want to grab some lunch with friends but need to know if you have enough? Open The Prax to see how much you can splurge.
Surplus
This app helps you manage your monthly finances by tracking income, expenses, and upcoming payments. It provides insights into your spending habits, categorizes transactions, and offers customizable reports. Sync your accounts automatically or manually for a clear overview of your leftover spend.
- Monthly income and expense tracking
- Categorization of spending
- Customizable reports with CSV export
- Transaction grouping
- Home and lock screen widgets
- Automation via Shortcuts app
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Surplus is a monthly expense tracker that takes into account your monthly income, expenses and upcoming payments to provide you with a clear overview of your leftover spend. -- Spend Wisely -- Know how much you have left to spend, including your subscriptions and installments. -- Profile Your Spend -- Categorize your expenses into meaningful groups that drive insights into your spend profile. This can include popular budgeting methods such as the “50/30/20 budget rule” or the “80/20 budget rule”. -- Adaptable Workflows -- Manual or automatic, easily sync and categorize transactions from all your accounts. -- Transaction Collections -- Group related transactions across buckets and time. They can be themed around trips, shared expenses or anything you'd like! -- Widgets -- Customize your home and lock screens with widgets that showcase your leftover spend, upcoming transactions and buckets. -- Interactive Reports -- Customizable reports for your historic and upcoming spend with support for CSV Export. -- Shortcuts -- Automate your expense tracking with actions configurable via the Shortcuts app. Examples include triggering an expense entry when leaving your favorite coffee shop or scheduling spend summaries on a daily, weekly or monthly basis. Actions can be run via Siri, Apple Watch and the Shortcuts app. -- Privately Synced with iCloud -- All financial data is stored on your device(s) and synced privately via your iCloud Account. We do not store any personal information or transaction data on our servers. Surplus is free to use with pro features that can be activated via in-app purchases. Surplus Pro can be purchased as a one time payment or as a recurring subscription. Current pricing and purchase offers are available in the app. By downloading and using Surplus you agree to our terms and conditions: Terms of Use https://surplus.app/terms Privacy Policy https://surplus.app/privacy Surplus is an indie app developed and maintained by Omar Inam. If you have any questions or feedback please feel free to contact me through Twitter @_oinam
Screenshots
Verdict
The clearest difference is iOS requirement: The Prax at 13.0 against Surplus's 15.0. On price, rating, review sentiment and ratings volume 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. The Prax sells 5 one-off in-app purchases and Surplus sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for The Prax against 4.8 for Surplus. Both are backed by a comparable volume of ratings — 53 and 28 respectively. Written reviews are what separate them: 82% of The Prax's written reviews are positive against 83% of Surplus's.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | The Prax | Surplus |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (53 ratings) | 4.8 (28 ratings) — better |
| Positive reviews | 81.8% of reviews | 83.3% of reviews — better |
| Number of ratings | 53 — better | 28 |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 19 MB | 67 MB |
| Age rating | 4+ | 4+ |
| Developer | The Prax, LLC | Dev Harvest LLC |
Customer experience
The Prax
Surplus
In-app purchases
The Prax
- Tip Jar Treat$1.99
- Tip Jar Pizza$2.99
- Tip Jar Snacks$9.99
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- Tip Jar Lunch$19.99
- Tip Jar Innovation$99.99
Surplus
- Surplus Pro Monthly$3.991 Month
- Surplus Pro Yearly$14.491 Year
- Surplus Pro Yearly$29.991 Year
- Surplus Pro Lifetime$29.99








