OkapIndex vs Solid
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OkapIndex
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OkapIndex is the trust index for new-build real estate in Kinshasa, made for the Congolese diaspora in Canada, the United States, France and Belgium. Buying off-plan from abroad usually means relying on what you are told. OkapIndex shows you what has actually been checked. PROGRAMMES YOU CAN CHECK • Each programme lists the documents that were examined (land title, building permit, company registration and more), by whom and on what date • A check counts as verified only when it is dated • Browse programmes by commune FOLLOW THE WORKS AND THE PRICES • Construction milestones, reached and planned, with their dates • Price per m² by sales phase, as declared by the promoter • Compare two programmes side by side PREPARE YOUR DECISION • A simulator with three scenarios whose assumptions you set yourself. It is not a forecast. • A step-by-step guide to buying from abroad, published once a lawyer has reviewed it TALK TO A VERIFIED BROKER • Brokers are listed only after their identity has been verified • Ask to be contacted on WhatsApp; your number is confirmed with a one-time code • Your details are shared only with verified brokers, and only when you send a request OkapIndex never receives, holds or transfers your money. The app is free.
Solid
Earn competitive yields on your stablecoins through secure DeFi strategies, combined with the safety of traditional banking. Access your funds instantly via a virtual debit card and track all activity with full transparency.
- Smart Savings Vaults for stablecoins
- Bank-grade security with multi-signature wallets
- Instant virtual debit card top-up
- Real-time activity tracking
- Referral rewards program
- Non-custodial vault architecture
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Solid is the stablecoin savings app that puts your money to work. Deposit USDC, earn up to 8% yield on your stablecoins automatically, and spend your earnings anywhere with the Solid card. EARN ON YOUR STABLECOINS • Deposit USDC and earn competitive stablecoin yield, compounding daily • No lock-ups, no staking, no maintenance — your savings grow 24/7 • Institutional-grade, risk-adjusted DeFi yield strategies • Track deposits, earnings, and P&L in real time A SMARTER SAVINGS ACCOUNT Traditional savings accounts pay close to 0%. Solid turns your dollars into digital dollars (USDC stablecoins), so your savings earn real yield around the clock — like a high-yield savings account where the money stays in your control. SPEND WHILE YOU EARN — THE SOLID CARD • Use the Solid crypto card at 200M+ merchants worldwide • 3% cashback on every card purchase • Apple Pay and Google Pay supported • Freeze your card anytime, set limits, get instant payment alerts SELF-CUSTODY WALLET, BANK-GRADE SECURITY • Non-custodial smart wallet — your keys, your crypto • Passkey sign-in: no passwords, no seed phrases • Two-factor protection and real-time fraud monitoring • Simple, secure recovery if you lose your device CRYPTO WITHOUT THE COMPLEXITY • Send and receive crypto with zero fees, gasless • Earn rewards when friends join and start saving Whether you want a stablecoin wallet that earns while you sleep, a crypto savings account that beats the bank, or a crypto card that gives cashback on every purchase — Solid is one app for earning, saving, and spending your money. Download Solid and put your USDC to work today.
Screenshots
Verdict
OkapIndex and Solid are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 9 days. Both last shipped on October 24, 2026.
| Parameter | OkapIndex | Solid |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.4 (5 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 9 days | Every 9 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone | iPhone |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 213 MB |
| Age rating | 4+ | 4+ |
| Developer | DJIONI DEV | Solid Superapp LLC |
In-app purchases
OkapIndex
No in-app purchases
Solid
No in-app purchases









