SideProject vs OneCost
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SideProject
This app helps solopreneurs and creators track time and money spent on their side hustles. It calculates ROI, net income, and hourly value per project, offering insights through charts and comparisons to identify profitable ventures.
- Per-project time, spend, and income tracking
- Boston Matrix for effort vs. payoff comparison
- Visual charts for weekly, monthly, and yearly performance
- Mood and health context for sustainable pace
- Multi-currency support
- iCloud sync across iPhone and iPad
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Which side project is actually worth your time? SideProject helps solopreneurs and creators log time and money per hustle, then see ROI, net income, and real hourly value—not one blended spreadsheet. WHY NOT A GENERIC TIME TRACKER • Per-project time, spend, and income—not one mixed bucket • Boston Matrix to compare effort vs payoff • Beautiful charts for week, month, and year • Mood + optional health context for sustainable pace • Multi-currency support • iCloud sync across iPhone and iPad BUILT FOR Solo founders, one-person businesses, indie apps, content channels, and any startup side project you run after your day job. PREMIUM • Deep insights and advanced views • Annual plan includes a 7-day free trial • Monthly and lifetime options available Start logging today. Double down on what pays—cut what only feels busy. Terms: https://www.johnnydaszhu.com/apps/sideproject/terms Privacy: https://www.johnnydaszhu.com/apps/sideproject/privacy
OneCost
This app simplifies expense tracking by using AI to understand natural language input. It automatically identifies amounts and dates, eliminating the need for manual categorization or complex budgeting. The focus is on making recording expenses as effortless as sending a message, encouraging long-term habit formation.
- AI-powered text and voice input
- Automatic amount and date recognition
- Image receipt scanning
- Smart category suggestions
- Monthly spending forecasts
- Weekly/monthly/yearly spending views
- Concise AI-driven financial insights
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Track spending in one line. OneCost is a minimalist, AI-powered expense tracker. Just say or type what you spent, and AI figures out the amount, time and category. Or snap a receipt or payment screenshot and it extracts the total automatically. ■ Effortless entry · Text: type "lunch 28" to record it · Voice: say "taxi 35" and it's logged · Photo: snap a receipt or payment screenshot — AI reads the amount and merchant ■ Asset accounts · Manage cash, bank cards, credit cards, e-wallets and investments · Transfers and balance calibration; see your net worth anytime · Entries link to accounts automatically so money flow stays clear ■ Multi-currency · Support for USD, EUR, JPY, KRW, CNY and more · Automatic exchange rates; summaries convert to your base currency ■ Insights · AI analyzes your spending trends, timing and emotional patterns · Spending persona, anomaly alerts and impulse-spending hints ■ Widgets & Apple Watch · Home / Lock Screen / StandBy widgets for today's spending · Quick entry on Apple Watch ■ Privacy first · Your data stays on your device and in your iCloud; text/images are forwarded to a third-party AI service through our server only when you use AI recognition · No ad tracking, no personal data collection ■ And more · iCloud sync across devices · Import & export, trash, multiple ledgers Privacy Policy: https://plums-look-mpw.craft.me/dqFvtDnyTIAIfn Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
SideProject and OneCost both sit at 5.0 stars, but that hides the real split: 100% of OneCost's written reviews are positive against 80% of SideProject's. SideProject's advantage is update cadence (every 3 days vs every 10 days) and iOS requirement (16 vs 18.0). On price, rating, ratings volume and ads 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. SideProject sells 3 in-app purchases, starting at $2.99 per month and OneCost sells 4 in-app purchases, starting at $0.99 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 — 5.0 for SideProject against 5.0 for OneCost. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 80% of SideProject's written reviews are positive against 100% of OneCost's.
SideProject ships an update every 3 days, OneCost every 10 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.
| Parameter | SideProject | OneCost |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 80.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 3 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 16 — better | 18.0 |
| Further details — not scored | ||
| Size | 11 MB | 13 MB |
| Age rating | 4+ | 12+ |
| Developer | Dongguan Tuesday Technology Co., Ltd. | 希 陈 |
Customer experience
SideProject
OneCost
In-app purchases
SideProject
- Monthly$2.991 Month
- Yearly7 Days trial$19.991 Year
- Lifetime Access$99.99
OneCost
- OneCost Pro 月度会员$0.991 Month
- OneCost Pro 季度会员$1.993 Months
- OneCost Pro 年度会员$4.991 Year
- OneCost Pro 终身会员$9.99









