Koko Signs vs AARP Streams
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Koko Signs
Explore the groundbreaking research into interspecies communication with gorillas. This app delves into a nearly 5-decade-long study, offering insights into the lives and communication abilities of these fascinating primates.
- Interspecies communication study
- Focus on gorillas
- Project Koko details
- Long-term research insights
- Educational content
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The Gorilla Foundation is best known for conducting the longest interspecies communication study in history (almost 5 decades) and the only one involving gorillas: Project Koko.
AARP Streams
Stream a curated selection of movies and theater performances specifically chosen for a mature audience. Discover new releases, classic films, and hidden gems. Perfect for relaxing at home or sharing with friends.
- Watch AARP Movies for Grownups
- Access AARP Theater screenings
- Curated content for a grownup audience
- Discover new releases and classics
- Suitable for home viewing or watch parties
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AARP Streams allows you to watch a variety of entertainment from your mobile device. The AARP Streams app is the best app to watch AARP Movies for Grownups and AARP Theater screenings, handpicked for a grownup audience. AARP champions movies for grownups, by grownups, by advocating for the 50-plus audience, and encouraging films and performances that resonate with grownup audiences. Discover hidden gems, new releases and beloved classics. Whether you want to relax at home or host a watch party with friends, AARP Streams is the app for you. Enjoy the show!
Screenshots
Verdict
The clearest difference is review sentiment: Koko Signs at 100% against AARP Streams's 18%. Koko Signs also leads on rating (5.0 vs 2.3). AARP Streams's advantage is ratings volume (32 vs 6) and device support (4 vs 1). On price, update cadence, ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Koko Signs holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: AARP Streams has 32 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 100% of Koko Signs's written reviews are positive against 18% of AARP Streams's.
Koko Signs ships an update monthly, AARP Streams every 2 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.
| Parameter | Koko Signs | AARP Streams |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | 2.3 (32 ratings) |
| Positive reviews | 100.0% of reviews — better | 17.6% of reviews |
| Number of ratings | 6 | 32 — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod, Apple TV — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 19 MB |
| Age rating | 4+ | 12+ |
| Developer | The Gorilla Foundation | AARP |
Customer experience
Koko Signs
AARP Streams
In-app purchases
Koko Signs
No in-app purchases
AARP Streams
No in-app purchases
