Comparison

Koos vs Rainbow AI

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

Head to head
About

Koos

Features
Read full description

KOOS is a mobile-first business networking platform designed for professionals and entrepreneurs. Connect through structured clubs and regional delegations, exchange referrals and business contacts, organize meetings, and grow your professional network in a trusted ecosystem. KOOS helps administrators, delegates, animators, and members manage clubs, memberships, and contracts with role-based access and integrated e-signature workflows. Access learning resources through the KOOS Academy and stay connected on the go with an intuitive, mobile-oriented experience. KOOS brings structure and efficiency to professional networking—so your connections turn into real business opportunities.

About

Rainbow AI

Features
Read full description

Rainbow AI est ton assistant intelligent pour la vente terrain. MODE VOIX (NOUVEAU) - Parle naturellement à Rainbow — il comprend tes demandes en français - Crée un contact, planifie un RDV, retrouve une info en quelques mots - Mains libres en voiture, entre deux RDV, à tout moment GERE TES CONTACTS - Ajoute des contacts par voix ou texte - Retrouve instantanément n'importe quel client - Recherche les clients près de toi PLANIFIE TES RENDEZ-VOUS - Crée des RDV en quelques secondes - Replanifie facilement par commande vocale - Ne rate plus jamais un rendez-vous NOTES CONTEXTUELLES - Ajoute du contexte sur chaque tâche (humeur du client, prochaine étape, contraintes) - Retrouve tes notes à chaque ouverture de la tâche - Synchronise notes et contacts entre toutes tes interactions COMMUNICATION NATURELLE - Parle naturellement, l'IA comprend - Envoie des photos (cartes de visite, docs) - Fonctionne même hors connexion FAIT POUR LE TERRAIN - Interface ultra-rapide - Réponses courtes et claires - Utilisable en conduisant (mains libres) Rainbow AI utilise l'intelligence artificielle d'OpenAI pour comprendre tes demandes en français naturel et exécuter des actions dans ton CRM. Parfait pour : - Commerciaux terrain - Agents immobiliers - Représentants médicaux - Forces de vente B2B Tes données sont sécurisées et tu peux les supprimer à tout moment depuis l'application.

Screenshots

Koos4 screens
Rainbow AI4 screens

Verdict

The call

Koos and Rainbow AI 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Koos ships an update every 4 weeks, Rainbow AI every 2 months. The most recent releases landed on September 5, 2026 and May 26, 2026 respectively.

ScorecardNo meaningful differences
Koos versus Rainbow AI: the parameters behind the verdict, then further details
ParameterKoosRainbow AI
PriceFreeFree
Update frequencyEvery 4 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size34 MB73 MB
Age rating17+4+
DeveloperProvaleo SASMano Labelle

In-app purchases

None

Koos

No in-app purchases

None

Rainbow AI

No in-app purchases

Questions

Is Koos free?
Koos is free to download, with no in-app purchases.
Is Rainbow AI free?
Rainbow AI is free to download, with no in-app purchases.
Do Koos or Rainbow AI have ads?
Neither Koos nor Rainbow AI shows ads.
Which is updated more often, Koos or Rainbow AI?
Koos ships an update every 4 weeks, and Rainbow AI every 2 months. Most recently, Koos was updated on September 5, 2026 and Rainbow AI on May 26, 2026.

Other comparisons